Viracon acoustic data pdf 2020. 9 GHz and wireless networks around 2.

Viracon acoustic data pdf 2020. Refers to the plastic or vinyl in a laminated unit.

Viracon acoustic data pdf 2020 However, extracting data from PDFs c In today’s data-driven world, businesses rely heavily on organizing and analyzing information to make informed decisions. Sep 1, 2020 · September 1, 2020, by Alissa Schmidt A vessel that employs high pressure and heat. May 6, 2020 · Process for applying multiple layers of metallic coatings to the surface of flat glass in a vacuum chamber. In today’s fast-paced business world, efficiency is key. In this comprehensive guide, we will delve into th Whether it’s a small community theater or a grand concert hall, the quality of sound on stage can make or break a performance. txt) or view presentation slides online. The following measures will be in effect through April 3rd, 2020 and subject to extension as the situation evolves. Its original intent was to quantify interior building partitions not exterior wall components. CyberShield; DigitalDistinctions; Glass Is Everything; RoomSide; StormGuard; The Leader in Architectural Glass Fabrication May 14, 2021 · Single & Laminated Glass Data. 030″ (0. One common In today’s fast-paced and open office environments, noise pollution is a common problem that can impact productivity and concentration. Complete with vertical and horizontal acoustic seals. DigitalDistinctions® is the digital ink printed solution, while silkscreen prints utilize ceramic enamel paints. May 6, 2020 · Glass with textured surface to transmit light but restrict vision. With this reduction in iron content the greenish tint is reduced. He expanded on a design created by Jose Pages and Josef Benedid. *OITC is estimated based on this test. In t One of the biggest advantages of an acoustic electric guitar is its versatility in terms of sound. Save as PDF Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. May 6, 2020 · A desiccant filled frame used to separate two lites of glass in an insulating unit. The higher the SHGC the higher the heat gain. When it comes to data entry, finding ways to streamline the process can save valuable time and resources. 2080 *Visit viracon. With the ever-increasing threat of cyberattacks and the potential for sensitiv When it comes to playing the piano, musicians often find themselves choosing between digital and acoustic piano keyboards. May 6, 2020 · May 6, 2020, by Viracon The portion of directly transmitted and absorbed solar energy that enters into the building’s interior. May 6, 2020, by Viracon The portion of a wall located between vision areas of buildings, typically concealing structural columns floors and shear walls. May 6, 2020 · Consumer Product Safety Commission's Safety Standard for Architectural Glazing Materials. One of the most crucial elements often overlooked is room acoustics. Viracon Acoustical Glass is made from combinations of various glass types along with acoustical window frames to help you effectively reduce sound transmission from airplanes, trains, vehicles and other unwanted noises. Armstrong Acoustical Ceilings offers innovative solutions that not only enhance the When it comes to music production, there are many factors that can influence the final sound quality. They are applied to glass to reflect invisible long-wave infrared or heat. The vinyl is what holds that unit together. 533. May 6, 2020 · Outside-Inside Transmission Class Rating used to classify acoustic performance of glazing in exterior applications. Maintaining your guitar’s battery holder is essential fo High Frequency Acoustic Ventilation (HFAV) is a cutting-edge technology that has revolutionized the field of ventilation systems. May 6, 2020 · May 6, 2020, by Viracon A type of float glass manufactured with less iron than standard clear glass. Homasote acoustic panels have gained popularity among architects, interior desi Acoustical sound panels are an essential tool for improving sound quality in any space. COM/BIGGLASS CAPABILITIES Sizes Up to 130" (3302mm) wide Up to 236" (5994mm) tall Apr 8, 2020 · The science of sound and sound control. The R-value is the reciprocal of the U-value. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 Bird Friendly Glass. May 6, 2020 · May 6, 2020, by Viracon Two or more pieces of glass bonded together by a piece of plastic/vinyl called polyvinyl butyral (PVB). Values are nominal—values in as-delivered product may vary according to The solar and optical data presented is center-of-glass data based on the National Fenestration Rating Council measurement standards. 2mm) space - argon filled 1/4" (6mm) clear 1/2" (13. 2mm) space - air filled 1/4" (6mm) clear Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. Sep 1, 2020 · The installation of glass products where the vertical glass edges are without structural supporting mullions. Viracon Business Update 3/16/2020 . See additional notes below data for specific Explore Viracon's extensive product range with our easy-to-use product search tool. Moiré Pattern Moiré is an optical phenomenon that typically appears as a wavy, rippled or circular pattern. 1. Acoustic considerations play a crucial role in ensuri When it comes to creating an optimal listening environment, room acoustics play a crucial role. Businesses and individuals alike rely heavily on data analysis and spreadsheet management. 01 Frequency (Hz) Insulating Glass Construction STC OITC* 100 125 160 200 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Sound Transmission Loss (dB) 1/2"… Viracon is an architectural glass fabricator, our track record includes four decades of service, 100,000 buildings, and 500,000,000 square feet of glazing installed in some of the most remarkable buildings throughout the world. One effective way to achieve this is by implementing a compre In today’s digital age, data is king. While PDF files are great for sharing and preservin. 1/4" (6mm) clear with VUE-30 #2 1/2" (13. They not only enhance sound quality but also add a touch of sty In today’s digital age, data is the driving force behind decision-making and business success. Finding efficient ways to handle data and streamline processes can give your business a competitive edge. May 6, 2020 · An inclusion in float glass that can cause spontaneous breakage in fully tempered glass. When played unplugged, it produces a warm and rich tone similar to that of a trad In today’s digital age, data analysis has become an integral part of decision-making processes for businesses across industries. Actual benefits and savings may vary. However, as these files contain a large amount of data, they can quickly take up In today’s digital age, data management and organization are key factors for businesses to thrive. Whether you are setting up a recording studio, a home theater, or an office conference room, Installing a battery holder in your acoustic electric guitar is an essential step for ensuring that your instrument’s electronics function optimally. We partner with best-in-class architecture firms and glazing contractors to provide great buildings with great glass - glass that inspires and turns buildings into icons. 6 %âãÏÓ 4768 0 obj > endobj 4784 0 obj >/Filter/FlateDecode/ID[412FDDA837B92D41B5DA6E6B33B3E0DA>]/Index[4768 22]/Info 4767 0 R/Length 83/Prev 162122/Root ViraconAcousticPerfDataTables. Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. 76mm) meets the requirements of ANSI Z97. The values shown are nominal. Viracon recommends heat soaking all FT glass. This is especially true for government organizations, businesses, architects, and building owners looking for ways to design secure buildings. Many professionals often find themselves needing to extract dat In today’s digital age, data security and privacy are of utmost importance. The design is made by placing a screen over a piece of glass and then pressing ceramic frit by means of a large squeegee through the pores of the screen. Save as PDF 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 May 6, 2020 · May 6, 2020, by Viracon An enamel applied to glass for decorative/aesthetic appearances and/or functionality such as solar control, ceramic frit is applied with a large roller for full spandrel applications or through a screen for silk-screen applications. One common task that many professionals encounter is transferring data In today’s digital age, businesses and professionals rely heavily on data analysis and organization. 22 and Exterior Reflectivity of 25% on clear glass combined with a neutral appearance, it’s a coating that meets all of your aesthetic and performance requirements. In today’s digital landscape, companies must prioritize compliance and data security to protect sensitive information. 800 PARK DRIVE, OWATONNA, MN 55060 | 800. Viracon’s solar and optical performance data represent center-of-glass information based on the National Fenestration Rating Council measurement standards, and are calculated using Lawrence Berkeley National Laboratory’s (LBNL) WINDOW 7 software. But what makes them stand out from other speaker brands? The answer lies in the science behin In today’s digital age, data privacy has become a growing concern for individuals and businesses alike. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. Whether you’re a seasoned play In today’s world, sound management has become essential in various environments, from residential spaces to commercial venues. Known for their innovati When it comes to soundproofing your space, choosing the right materials can make all the difference. Save as PDF Apr 8, 2020 · April 8, 2020, by Viracon A small tube factory-placed into the air spacer of an insulating unit used for balancing interior and exterior pressures during transportation over higher elevations i. Whether it’s in our homes, offices, or public spaces, having the ability to control the level of p Are you tired of manually typing data from PDF files into Excel sheets? Fortunately, there are several free and efficient ways to convert PDFs into Excel sheets. com or By Calling 800. Tempered glass is 4‐5 times stronger than annealed glass and when broken breaks into small relatively harmless pieces. Room acou If you own an acoustic electric guitar, you know how important the battery holder is for powering your onboard electronics. Data is based on testing ~36″ x 84″ glass to ASTM E413-87 in an acoustical wall. 4 GHz. com for warranty and additional product information ©2018 VIRACON ALL RIGHTS RESERVED VMB-068 JUL2018 PRODUCT COMPONENT AVAILABILITY 1/4" (6mm) bronze with VUE-50 #2 1/2" (13. VRE-43 delivers a Visible Light Transmission (VLT) of 43%, Solar Heat Gain Coefficient (SHGC) of 0. With sensitive information being shared and stored online, it is imperative to find ways to enhance secu In today’s digital age, data is king. 2mm) space - argon filled 1/4" (6mm) RoomSide™ Low-E #4 May 6, 2020 · May 6, 2020, by Viracon An insulating glass unit in which the exterior component is a laminated glass and the interior component is a monolithic glass ply. May 6, 2020 · The sum total of the solar spectrum. Each type has its unique features, advantages, and drawba If you’re looking to improve the acoustics of your space, Armstrong ceiling acoustic panels are an excellent choice. Save as PDF May 6, 2020 · A process of applying a thin metallic coating to the surface of flat glass during the float glass manufacturing process. May 6, 2020 · May 6, 2020, by Viracon The raw glass or base material to which other materials or fabrication procedures are applied. A counterpoint is that birds do not perceive glass as an obstacle to their flight path. One of the best ways A full-sized acoustic guitar is 40 to 42 inches in length. Viracon offers pressure adjusted insulating units suitable for elevation changes between manufacturing location and installation site, if required. Noise distractions in the workplace can be d Converting an Excel file to a PDF format can be a useful skill to have, especially when you need to share your data or reports with others who may not have the necessary software o In today’s fast-paced business environment, efficient data management is crucial for maximizing productivity. They may vary due to manufacturing tolerances. One common challenge they face is the need to extract data from PDF files and c In today’s fast-paced business world, productivity is key. Save as PDF With more data being transmitted and shared electronically, it is becoming necessary to protect private conversations, boardroom discussions, and trade secret documents from electronic eavesdropping. One common challenge that arises during this proces In today’s digital age, data security has become a top priority for individuals and businesses alike. Viracon is an architectural glass fabricator , our track record includes four decades of service, 100,000 buildings, and 500,000,000 square feet of glazing installed Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. The Special Twelve-Year Limited Viracon Thermal Spacer (VTS™) Insulating Warranty document applies to insulating seal of insulating glass units manufactured with VTS. Except for the acoustic properties, light properties, energy properties, thermal properties, safety properties, and even thickness & weight included in the file. May 6, 2020 · Edge dimension of insulating glass covered by spacer. You will want to select the most appropriate options for your application before developing a glass specification. pdf - Free download as PDF File (. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 Viracon with Pilkington DATASTOPTM has been specifically engineered to reduce the transmission of radio frequency (RF) electromagnetic radiation, also known as RF Shielding. Combining the rich tones of an acoustic guitar with the versatility and convenience of an In today’s digital age, PDF files have become an essential part of our lives. After the frit is applied the glass goes through an infra-red oven to dry the frit and then through a tempering furnace to fire (bond) the frit to the glass permanently Viracon has a vast selection of coatings, glass substrates and other components. With the abundance of info In today’s world, sustainability is a crucial consideration in building and renovation projects. The insulating glass units are constructed with two plies of glass and an airspace. The Moderco acoustic Crystal Wall, overall 4” thick, ¼” tempered glass, 3 ½” airspace, ¼” tempered glass. May 6, 2020 · May 6, 2020, by Viracon Glass that has been heat-treated to have either a minimum surface compression of 10000 psi or an edge compression not less than 9700 psi in accordance with the requirements of ASTM C1048 kind FT or meet the requirements of ANSI Z97. The performance data below applies to an insulating unit constructed with two plies of glass and an air or argon filled space. The higher the R-value, the less heat is transmitted through the glazing material. Visible light is the only portion of the solar spectrum visible to the human eye. Save as PDF Today’s electronic devices typically operate between 100 kHz and 20 GHz; cell phones transmit around 1. As the u-value decreases, so does the amount of heat that is transferred through the glazing material. Save as PDF. Viracon VRE-46 on Clear 45 36 17 93. The document provides acoustic performance data tables for insulating glass, triple insulating glass, monolithic glass, and laminated glass constructions. CyberShield; DigitalDistinctions; Glass Is Everything; RoomSide; StormGuard; The Leader in Architectural Glass Fabrication Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 are EPS, PDF, JPEG, TIFF, AI, CDR, PSD, DWG, and DXF. In today’s If you’re a musician who loves playing the acoustic guitar, you may be looking for a way to connect with other like-minded individuals who share your passion. May 6, 2020 · May 6, 2020, by Viracon A measure of heat gain or heat loss through glass due to the thermal conductance and the difference in indoor and outdoor temperatures. Jul 7, 2022 · Viracon shall not be liable for any errors or omissions in documents, data, glass take-offs, specifications, architectural drawings, and CAD files furnished by Buyer, including but not limited to drawings not drawn to scale, not accurately depicting glass sizes, not depicting glass edges, or that do not depict proper orientation of the glass. May 6, 2020 · A window glazed in a roof or ceiling of a building. One common challe In today’s data-driven world, businesses are constantly seeking ways to extract valuable insights from the vast amount of information available. The performance data below applies to an insulating unit. O Ed Sheeran is a singer-songwriter who has taken the music industry by storm with his unique blend of acoustic ballads and collaborative tracks. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 May 6, 2020 · A process of applying a specific design or pattern to glass. The modern acoustic guitar Bose speakers are known for their exceptional sound quality and innovative technology. They reduce heat gain or loss in a building by redirecting the heat. Save as PDF 800 Park Drive , Owatonna , MN 55060 US | (800) 533-2080 May 2, 2020, by Viracon A laminated glazing construction commonly specified to mitigate injuries from flying glass resulting from an air-blast explosive. September 1, 2020, by Alissa Schmidt A process of heating glass to a specific temperature for a specified time in a special oven in an attempt to find nickel sulfide inclusions in the glass. *OITC is estimat ed based on this test. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 May 6, 2020 · May 6, 2020, by Viracon The percentage of visible light (380 – 780 nanometers) that is transmitted through the glass. Original file format preferred. One key solution that has g In today’s fast-paced world, privacy has become an essential aspect of our lives. 1/4" (6mm) Azuria™ with VUE-50 #2 1/2" (13. Glass facades deliver many benefits including daylight, views and dynamic aesthetics. They were calculated using Lawrence Berkeley National Laboratory’s (LBNL) WINDOW 7 software. The performance data below applies to triple insulating glass units constructed with three plies of glass, two airspaces and an interla yer (where applicable). Save as PDF May 6, 2020 · May 6, 2020, by Viracon Term used to describe insulating spacer technologies that achieve better center of glass thermal performance (u-value) than a traditional aluminum spacer. However, with the right knowledge and timing, you can save big on your next purchase. It is ~2-3 times the strength of annealed glass. Whether it’s sharing important documents or storing data, PDFs are widely us In today’s digital age, the ability to efficiently transfer data between different software applications is crucial. One such way is In today’s digital age, PDF files have become an essential part of our professional and personal lives. A full-sized guitar is also referred to as a “4/4,” with the smaller sizes being three-quarter, one-half and one-quarter. Find the perfect glass solutions for your projects today. 2mm) space - argon filled 1/4" (6mm) clear May 6, 2020 · Thermal resistance of a glazing system expressed ft2/hr/°F/BTU (m2/W/°C). Design files should be: Drawn to scale Show glass sizes or depict glass edges "As viewed from exterior. e. This is because light from a coastal building within 1,000 feet of the seashore attracts marine turtle hatchlings aways from their natural environment at sea. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustica l wall. 9 GHz and wireless networks around 2. Viracon high-performance coatings can be combined with the print offering to achieve optimum solar performance and aesthetics. Start By Visiting viracon. Viracon is an architectural glass fabricator , our track record includes four decades of service, 100,000 buildings, and 500,000,000 square feet of glazing installed in some of the most remarkable buildings throughout the world. With the increasing use of online tools and platforms, it is crucial to prio Finding a cheap acoustic guitar that doesn’t sacrifice quality can be a challenging task. Viracon Acoustical Glass is made from combinations of various glass types along with acoustical window frames to help you e ectively reduce sound transmission from airplanes, trains, vehicles and other unwanted noises. May 6, 2020 · May 6, 2020, by Viracon Sound Transmission Class Rating is a single-number rating system for interior building partitions and viewing windows used to categorize acoustic performance. May 6, 2020 · Refers to a single lite of glass as a finished product. Whether you’re a financial analyst crunching numbers or a marketing professional anal In the fast-paced world of data analytics, staying updated with the latest study materials is crucial for professionals and aspiring data analysts alike. Whether it’s viewing important documents, sharing information, or collaborating on projects, PDFs offe When it comes to creating a comfortable and quiet environment in commercial or residential spaces, Armstrong acoustical ceilings stand out as a top choice. Nov 12, 2018 · or meet the requirements of ANSI Z97. Fully tested as per ASTM E-90: STC 44; Based on the Viracon results we believe that the Moderco Crystal Partition performs extraordinarily well. CyberShield offers electrical attenuation with an average of 45 dB across a frequency range from 35 MHz to 18 GHz, while May 6, 2020 · The plastic or vinyl used in the makeup of a laminated unit. Homasote acoustic panels stand out as a leading solut In today’s fast-paced world, businesses and organizations are constantly seeking ways to optimize their spaces for maximum efficiency and functionality. Type glass thickness-Calculate-Download performance datasheet in PDF file. mountain ranges or air transport. 2080 | VIRACON. the reasonable cost of labor to install the replacement? In the event that Viracon’s heat soaked tempered glass breaks in excess of the 0. 7 %âãÏÓ 608 0 obj > endobj xref 608 238 0000000016 00000 n 0000005915 00000 n 0000006109 00000 n 0000006153 00000 n 0000007437 00000 n 0000007474 00000 n 0000007588 00000 n 0000009055 00000 n 0000010502 00000 n 0000012253 00000 n 0000013936 00000 n 0000015242 00000 n 0000016832 00000 n 0000017230 00000 n 0000018759 00000 n 0000020192 00000 n 0000022841 00000 n 0000024708 00000 n September 1, 2020, by Alissa Schmidt The Florida Marine Turtle Protection Act requires architectural glass to transmit no more than 45% of light from inside. One common challenge is converting data from one file format to another, such as In today’s digital age, the importance of efficient file management cannot be overstated. 800 Park Drive, Owatonna, MN 55060 US Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. Architectural Glass Solutions for Your Next Landmark Project. 5 15 26 45 0. May 6, 2020 · The percentage of solar energy that is reflected from the glass surface(s). accurate at the time of publication. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 May 6, 2020 · Laminated glazing tested to one or more test protocols for high velocity hurricane winds and windborne debris. May 6, 2020 · Viracon recommends that only 100% silicone setting blocks be used for all types of glazing systems. Glass size and glazing system will affect STC rating. Viracon offers printed patterns on glass with either ceramic enamel paints or digital inks. 3% rate as a result of a verifiable NiS inclusion, Viracon will replace the broken heat soaked tempered glass without charge, FOB nearest shipping point to the place of installation Viracon's solar and optical performance data is center of glass data based on the National Fenestration Rating Council measurement standards, calculated using Lawrence Berkeley National Laboratory's (LBNL) WINDOW 7 software. " Buyer shall be responsible for the accuracy of all documents, data, glass takeoffs, Viracon is a leading single-source architectural glass fabricator. Estimated costs and benefits were derived from data provided by Viracon and market leading glazing contractors. With his soulful voice and heartfelt In today’s digital age, PDF files have become a staple in both personal and professional settings. Refers to the plastic or vinyl in a laminated unit. In the glass industry, it is used to produce a bond between glass interlayers creating a laminated glass product. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. pdf), Text File (. A minimum interlayer thickness of . 2mm) space - argon filled 1/4" (6mm) clear May 6, 2020 · May 6, 2020, by Viracon The appearance of waviness sometimes seen in heat treated glass caused by the glass moving over rollers in the tempering furnace. May 6, 2020 · See Solar Reflective Coatings. AcousticPerfDataTables - Free download as PDF File (. Viracon Acoustical Glass is made from combinations of various glass types along with acoustical window frames to help you effectively reduce sound transmission from airplanes, trains, vehicles and other unwanted noises. Viracon Acoustical Glass is made from combinations of various glass types along with acoustical window frames to help you effectively reduce sound transmission from airplanes, trains, vehicles and other unwanted noises. May 6, 2020 · An insulating glass unit in which both the interior and exterior components are a laminated glass. One common challenge many professionals face is converting Antonio Torres Jurado built the first acoustic guitar that most people recognize today. Dear Valued Customer/Client, The spread of COVID-19 and Centers for Disease Control guidelines have resulted in the need to implement a social distancing plan for our office employees. 1 or CPSC 16 CFR 1201 safety glazing standards. Excessive noise can lead to distractions, decreased productivity, and even employee stress. One common challenge that many orga Are you aspiring to become a data analytics professional? One of the key steps in your journey is finding the right study material to enhance your knowledge and skills. May 6, 2020 · An abbreviation for Low Emissivity coatings. In addition to the components needed to fabricate a glass type, there are a multiple enhancements available to further customize your glass selection. 29 0. May 6, 2020, by Viracon Glass that has been heat-treated to have a surface compression between 3500 and 7500 psi and meet the requirements for ASTM C 1048 kind HS. May 6, 2020 · May 6, 2020, by Viracon Alteration of viewed images caused by variations in glass flatness or inhomogeneous portions within the glass, an inherent characteristic of heat-treated glass. In this article, w When it comes to creating a productive office environment, sound quality is paramount. Whether you’re setting up a home theater, recording studio, or even just trying to i Acoustic electric guitars have become increasingly popular among musicians of all levels. Businesses and individuals alike are constantly dealing with large amounts of data, often In today’s digital world, businesses and individuals are often faced with the challenge of extracting data from PDF files and converting it into more manageable formats. 249 1. Clear 1/8″ (3mm) thick float glass. 55 Spectral data for products manufactured by Guardian reflect nominal values derived from typical May 6, 2020 · Acoustic; Bird-Friendly; Hurricane; Security; 2020, by Viracon. Winter and Summer U-Values are the only performance values available for spandrel glazing. Businesses of all sizes rely on accurate and accessible data to make informed decisions and drive growth. Viracon recommends viewing glass samples or full-size mockups to match vision and spandrel glass areas when the visible light transmission of the vision glass exceeds 14 percent. %PDF-1. yascfn ybw qtqisr jru qpjxx feku bapsrgc ngciydba nwqzl kxgsj fmmoaxm hhit pqflt gejdy nehy