Glass performance data 25-inch (6mm) Lites Glass Type Outdoor Lite: Coating (Surface) Glass Middle Lite: Coating if Any (Surface) Glass Outdoor Lite: Coating if Any (Surface) Glass Visible Light Transmittance (VLT)% Visible Light Reflectance (BTU/hr °ft2 ˚F) NFRC Emirates Float Glass-Product range offers Architects & Customers a wide choice to meet varying performance criteria distinct aesthetic appeal. You can see the differences of five selected types of glass. 800 Fairway Drive, Suite 200 • Deerfield, FL 33441• 800-432-8132 System Details Performance Data WET GLAZED DRY GLAZED Glass performance data specifications for glass as used in Metropolitan High Performance Windows’ vinyl windows and doors. 8 operated by Lawrence Berkeley National Laboratory (LBNL) using International Glazing Database (IGDB) v102. Centre of Glass Versus Whole of Window Data Glass only, or Centre of Glass (COG) performance data is an evaluation of the glass, Find the perfect glass solutions for your projects today. For additional glass configurations use our AGC Glass Calculator. Performance Safety Cardinal's LoĒ³-366 glass is the new standard in energy efficiency. Download Data. • Argon calculations based on 90% gas fill level. • (#) after coating is IGU coating surface number. The data is glass only and care should be exercised when evaluating manufacturer’s published data that the same To obtain samples of any Vitro Glass product, call 1-855-VTRO-GLS (887-6457) or visit samples. Refer to Viridian Performance Data for more values. Performance data is subject to change and the most accurate data will be reflected in the Glass Please contact Oldcastle BuildingEnvelope ® for product availability and performance data as this information is subject to change without notice. Our glass products offer different performance and aesthetic advantages. Laminated Glass Construction STC OITC 100 125 160 00 2 250 315 400 500 630 800 1000 1250 1600 2000 2500 3150 4000 5000 Frequency (Hz) Sound Transmission Loss (dB) LAMINATED ACOUSTICAL DATA The performance data below applies to laminated glass units. 0 mm airspace / 3 mm Exterior Glass Interior Glass Visible Light SC SHGC Center of Glass U-Value (BTU/hr/ft²/°F) Comfort UV Trans. For detailed information on the methodologies used to calculate the aesthetic and performance values in this table, please visit vitroglazings. 47 0. 2 Tested using GED’s Intercept® ULTRA low-conductance warm-edge spacer system. 75-inch (44mm) units with 0. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustica l wall. NSG. May 5, 2015 · This document provides performance data for various glass products from China Southern Glass (Australia). Double Glass Performance Data 1, 10 Single Glass Performance Data 1, 10 Nominal Glass Thickness Visible Light2 Solar Energy2 U-Factor5 Solar Heat Gain 3 Coefficient 7 Shading Coefficient Transmittance 8 Reflectance4 % Transmittance 3 % Reflectance 4 % UV Transmittance 2 % U. Monolithic Glass Comparison Unless noted otherwise the performance data provided is for the glass as noted in a thickness of 6mm. 0. For hot areas,the A laminate is two or more sheets of glass with an inner layer of transparent plastic (interlayer material) to which the glass is adhered. Glass Only performance data for our Full range of Glass Products. Performance Data is not currently available for this glass make-up, please launch a new simulation or go to Glass Analytics to configure performance data for your required glass make-up. 8 8mm 87 7 7 0. When broken, its shards are more conductive to Note: Performance data calculations in this table are based on the International Glazing Database (IGDB) Version 28. 8 Pilkington While the primary focus is on residential applications, much of the information can be used to gain a better understanding of glass performance in all types of buildings. Developed with the input of architects and in the tradition of the Solarban ® family of low-e glasses, Solarban ® 90 glass combines exceptional solar control performance with neutral aesthetics. 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. 17 0. architectural glass performance data and comparisons energy select | solarshield | stopsol 888-234-8380 | 800-251-0441 | info@us. Its 43% visible light transmittance and 28% outdoor reflectivity on a clear-over-clear IGU configuration creates bright reflectivity to achieve a beautiful, seamless façade and provide some privacy to the occupants. It includes 4 tables that list glass compositions and their properties such as visible light transmission, solar energy transmission, and U-value. 0; Environmental Condition: NFRC 100-2000; Results are for center-of-glass; does not include effect of frames Glass types Acoustic performance data [dB] Total thickness R [mm] w C Ctr Single glazing Pilkington Optiphon™ 6,8 36 -1 -4 6. 67 0. The monolithic glass is one lite of glass. However, there can be trade-offs including cost, complexity and performance with acoustical glazing. Heat-strengthened glass is approximately 2 x stronger than annealed glass. Launch another simulation 6 days ago · The results represent Center-of-Glass performance data based on ANSI/NFRC 100 and ANSI/NFRC 200 Environmental Design Conditions utilizing the LBNL Window 7. Glass Performance Calculator Performance Data Insulated Glazing . Data is calculated using spectrophotometric measurements of representative factory production using NFRC 2001 protocols and LBNL Window 6. Contact ITI Glass for availablity. Get specs for Pilkington, Guardian, Saint-Gobain, and more. Experience high clarity with SunGuard™ SN 68 coating on clear glass. Welcome to our interactive glass selector tool where you can find glass that meets your performance requirements. trulite. pppideascapes. By filtering by Visible Light Transmission, Solar Heat Gain, Reflectance and U-Value you can… For those who demand more from their windows – enhanced style, great versatility and high performance – there’s American vinyl windows with Low-E insulated glass. Thermal Stress and Thermal (1) Data was calculated using LBNL Window computer program with NFRC environmental conditions. 7mm For additional data performance and comparisons use our online Glass Calculator. mm. Find us on Facebook; See what we're pinning Performance Comparisons for Insulated Glass One Inch Insulating Glass Unit Comparisons with PPG Architectural Glass www. Combined in a one-inch insulating glass unit (IGU) with clear glass, Solarcool ® glasses offer an expansive palette of appearance and performance options with solar heat gain coefficients glass fabricators, inc. com Figure 1 In Figures 2 through 6, all of this numeric data has been converted to graphic matrices. 4 and Optics5 software based on 15/16″ IGU for Cambridge windows. PFG Glass/PPG Glass. In the winter, Low-E insulating glass units reflect heat back into the room, blocking as much as 71% of the heat that can escape through conventional double pane glass units. All performance data calculated using LBNL Window 7. The values given are centre of glass values. (3) Comfort Indoor Glass Temperatures are for the center portion of the glass. 5 76 17 18 62 16 48 0. Actual values Omaha: 402-339-3737 | Toll Free: 800-383-4527 Visit Our Showroom 14242 “C” Circle | Omaha, NE 68144. Monolithic Glass Comparison SunGuard SNR 43 low-E coated glass offers superior solar control to help exceed most energy requirements offering a 0. 29 1. Vistacool® glass is not available for first-surface applications. com Insulated Glass Performance Data 1"OA dual seal insulated glass unit using 1/4" greylite 14 glass 1/2" air space 1/4" low E Energy Select 73 glass VLT% RVL% Out RVL% In UV % U Value U Value RHG SHGC SC with argon 7% 4% 12% 1% 0. 9 1. The performance data below applies to triple insulating glass units constructed with three plies of glass, two airspaces and an interla yer (where applicable). Fabrication and Availability All performance data is determined using LBL window 7 software. First-surface performance data can be modeled in our online eView Construct tool. 3mm - Double Pane IGU Tinted Glass Performance Data Notes: (1) Data was calculated using LBNL Window computer program with winter & summer NFRC environmental conditions. SGG Midas Gold is a high-performance solar control glass with a regal golden hue. 19 Reveal the world in a new light with high transparency. 87. Glass Performance Data. Control within ±5 % may not always be possible. annealing float glass is the process of controlled cooling to prevent residual stress in the glass and is an inherent operation of the float glass manufacturing process. 8 6mm 88 7 7 0. The performance data below applies to triple insulating glass units Note: Data is based on laboratory spectrophotometric measurements and produced using Windows software for AFRC 100-2010 conditions, which is the internationally recognised method for describing glass performance. ˝ Performance measurements for satin etched and other decorative glass solutions is limited. Energy Select ® is the family of low-emissivity coated glass products designed to meet and exceed the most stringent code requirements The following data sheets include information about the aesthetic and performance of Vitro Architectural Glass products, as well as information about product fabrication and availability. From technical data sheets to complex technical considerations, Vitro is here to help you make an informed decision on the product you choose for your project. 6 15mm 83 6 The performance data below applies to monolithic glass. Calculations provided by Lawrence Berkeley Laboratory Window 7. 7 12mm 84 7 7 0. The adhesion of the interlayer material to the glass acts to firmly hold the pieces of the assembly together even if breakage of the glass should occur. (2) Calculations based on 13 mm (1/2") airspace, 3 mm (1/8") glass, and 90% Argon gas fill level. Viracon Glass /Viridian Glass/Vitro Glass (formerly PPG Glass) generate the needed performance data in the LBNL WINDOW software. If you are looking for a product not listed or have specified performance data for a project and need product suggestions please contact your Mercury Glass representative or our Customer Service Team. 31 0. 3 software program. Data applies to: *Cambridge double-pane insulated glass units using double-strength glass with 11/16″ air space. 8 Pilkington Optiphon™ 16,8 41 -1 -3 16. 75 5. A large amount of glazing configurations means the perfect glass can be yours. 8 Pilkington Optiphon™ 10,8 38 -1 -3 10. Oct 10, 2024 · Understanding glass performance begins by understanding some key glass performance terms. Complete System Details are Available on www. If performance data is needed for a laminate with an embedded Cardinal Low-E coating that isn’t IGDB certified, a sample must be made and measured. S. All laminated safety glass also meets ANSI Z97. These tables compare the performance metrics of Vitro's triple pane IGU configurations, including those built with Solarban® and Sungate® low-e glass products. 28 0. The tinted & Reflective coated products are designed and manufactured to suit applications of very kind in the fenestration industry. com specification section 088000 | us. 3mm Exterior Glass Interior Glass Visible Light SHGC Emirates Float Glass-Product range offers Architects & Customers a wide choice to meet varying performance criteria distinct aesthetic appeal. 8 software program according to the procedures in ANSI/NFRC 100, ANSI/NFRC 200, and NFRC 300. Performance Charts for an IG Unit, 1”OA with ½” air space and two lites of ¼” glass-With a Clear Inboard Lite: The glass has improved performance and higher exterior visible-reflectivity with a metallic sheen when installed with the coating on the first surface. 7 10mm 86 7 7 0. 45 0. (3) Shading Coefficient (SC) can be calculated by dividing SHGC by 0. Read more about the tools below AIS MASTERCLASS PERFORMANCE PARAMETERS Title Image/pdf Performance parameters AIS Clear Performance parameters AIS Tinted Performance parameters AIS Opal Performance parameters AIS Sunshield Performance parameters AIS Ecosense Performance Data. agc. 800 Park Drive, Owatonna, MN 55060 US | (800) 533-2080 ©2023 Viracon All A leader in tools for the glass industry. *OITC is estimat ed based on this test. e. 3 software and represents center of glass performance data. Glass Performance Data Values are center of glass calculated using LBNL Window 7 per NFRC100 conditions. Vitro Architectural Glass Performance Calculator: Calculates center-of-glass thermal and optical properties based on the selected IGU elements. 34 0. 515 244 4256 fax 515 243 6373 800 532 1506 www. Generally, the following four terms are considered very important when it comes to evaluating glass performance: Visible Light Transmittance (VLT) Solar Heat Gain Coefficient (SHGC) Light to Solar Gain Ratio (LSG) U-Value, in both Winter and Summer All performance data is determined using LBL window 7 software. Performance Data Single Glazing . Product Name Where # appears, i. ARO - 242 West 53rd Street. 84 5. Calumen ® is designed to easily help you find the best glazing for your needs by providing trustworthy key data on energy, thermal, acoustics, environmental and many more performances. EnergyTech™ (#2) this identifies the position of the coated surface of the glass. 36 VLT% Visible Light Performance Data is not currently available for this glass make-up, please launch a new simulation or go to Glass Analytics to configure performance data for your required glass make-up. Table 2 lists data for low iron glass. 77 5. hixson-inc. Technical Glass Guide. annealed glass can be cut, machined, drilled, edged and polished. float glass (also called “flat” glass) that has not been heat-strengthened or tempered is annealed glass. 6 15mm 83 6 single glass performance values vlt visible light transmission vlr visible light reflectance vlri visible light reflectance shgc u-value colour and type % external % internal % w/m2k clear float 3mm 90 8 8 0. vitroglazings. Contact AGC Technical Services to ensure the correct form of glass to be supplied. Values include; Colour, Visible Light Transmittance and Reflections, UV Blockage, U-Value, SHGC, Selectivity ratio, Acoustics and Weight: Cardinal Double-Pane Insulating Glass Performance Data 3 mm / 13. The data is glass only and care should be exercised when evaluating manufacturer’s published data that the same The reference glass calculator by Saint-Gobain. Performance data is based on representative samples of factory production. All performance data PDF; Guide to using single glazing performance data PDF; Guide to using IGU performance data PDF; WPEG (Windows Performance Estimation Guide) - Insulated Glazing Units PDF; WPEG (Windows Performance Estimation Guide) - Single Glazing PDF; Thermal Stress and Thermal Fracture. Contact sales Performance Data. Glass can provide buildings with an abundance of natural light and protection from the elements. 34 43 0. Use the calculator to model the thermal and optical properties for your glass substrates, coatings and interlayers. Saint Gobain Glass (SGG) Tecnoglass. By Performance. * Data based on using Starphire® glass for both interior and exterior lites. The laminated glass units are constructed with two lites of glass and an interlayer. com or request our Architectural Glass Catalog. This is due to the fact that the current LBNL Optics software cannot accurately model glass laminates with embedded coating. Calculation method: LBNL WINDOW Calc Engine v2. Title: GGI Clear Energy AdvantageTM Low-E Insulating Glass Performance Data1,10 [ Insulating units constructed of equal glass thicknesses and 1/2 (12. 8 Pilkington Optiphon™ 8,8 37 0 -2 8. Thermal stress analysis or building codes may determine the requirement for heat-treated glass. This double-silver solution on clear offers 68% visible light transmission while maintaining minimal outdoor reflectivity at 11%. It has medium light transmittance while keeping high glass LSG to prevent solar energy transmit glass to keep indoor comfortable,ideal glass for medium latitude areas. * Some glass types in this table may not be stocked. For Consumers. 7mm) airspace ] 3/32 2. Assistance Options: Call toll-free, 866-653-2278. Glass Designation Construction (Glass-PVB-Glass) Weight Test Standards This table shows data for symmetrical lay-ups. Comparative Residential IG Data Table; Tinted Glass with Low-e Glass Comparative Data Table; Vitro Monolithic Glass Comparisons Tools & Resources. Glass Acoustic Performance Effective sound control can be an important aspect of successful glazing applications. Tempered glass can correspondingly qualify as safety glazing. Low-e 4th Surface Technology allows double-glazed insulating glass units to achieve 12% better thermal performance than clear glass triple-pane 3mm - Double Pane IGU Tinted Glass Performance Data Notes: (1) Data was calculated using LBNL Window computer program with winter & summer NFRC environmental conditions. On a clear-over-clear double-glazed configuration, its superb 68% visible light transmission with only 11% reflectivity can help illuminate interiors, expand views, and connect indoors and out. 241. To get started, input your required performance data below. Solarcool® glass is available for both first- and second-surface applications. For detailed technical product information, review our Technical Data Sheets below. NFRC 100 – 2010 conditions have been used. Glass Glossary. Read more about the tools below 3mm - Double Pane IGU Tinted Glass Performance Data Notes: • Values are center of glass calculated using LBNL Window per NFRC 100, actual values may vary due to production tolerances. Launch another simulation recognised method for describing glass performance. 1287 Email: info@hixson-inc. com. 9 4mm 89 8 8 0. With low-e coatings applied to the #2 and the #4 surfaces of an insulating glazing unit, you can reduce the center-of-glass U-Factor by 21%, compared to a unit with a pyrolytic low-e and a clear lite. Product Performance and Comparison Data. These tables include metric glass performance for monolithic, laminate and insulating glass units (IGUs). The performance calculator simplifies the creation of glass make-ups through a point-and-click, web-based interface. Guardian Glass has developed easy-to-use, advanced software for glass and glazing system analysis. Insulating Glass Performance Data1, 10 Pilkington Uncoated Float Glass Outer Lite and Clear Float Glass Inner Lite [ Insulating units constructed of equal glass thicknesses and 1/2 (12. Fabrication and Availability Note: Data is based on laboratory spectrophotometric measurements and produced using Windows software for AFRC 100-2010 conditions, which is the internationally recognised method for describing glass performance. Glass Cleaning Guide Energy & NFRC ratings, Glass Performance, Performance Grade, Air Infiltration, Sound Transmission, Altitude Limits, Wind Load tables, and more. When choosing windows, it can help architects, designers and manufacturers make a more informed decision. Kien Safety Glass was incorporated in 2002, over the years the company has seen doses of healthy growth, bringing endless innovations and improvement in SunGuard SN 68 low-E coated glass provides a beautiful, natural look with balanced thermal performance and a 0. Environmental Mar 1, 2022 · A leading producer in myriads of glasses, a renowned safety and tempered glass player, Kien Safety Glass Sdn Bhd’s sentiment of strengths are founded by the delivery of superior quality glass with exceptional values and excellent services. Tempered glass is approximately 4 x stronger than annealed (standard) glass. The data is glass only and care should be exercised when evaluating manufacturer’s published data that the same environmen-tal conditions have been used. 33 0. The data is glass only and care should be exercised when evaluating manufacturer’s published data that the same A leader in tools for the glass industry. . Brochures & Sell Sheets. Read more about the tools below Performance Data is not currently available for this glass make-up, please launch a new simulation or go to Glass Analytics to configure performance data for your required glass make-up. Keeps the view while beating the heat. These values should be used as a general guideline only. Technical Service Bulletins. Commercial Glazing Options. A Clearer Way to Look at Glass Performance Data 659 Van Meter Street Cincinnati OH 45202-1568 / T: 513. Glass size and glazing system will affect STC rating. 8 Pilkington Optiphon™ 20,8 42 -1 -3 20. com Website: www. 5-inch (13mm) airspaces and three 0. The results represent Center-of-Glass performance data based on NFRC 100 Environmental Design Conditions utilizing the LBNL Window 7. 82 5. (4) (#) after coating is IGU coating surface number. When broken, it is designed to break into small pieces with comparatively dull edges. 1. Glass Analytics online tools offer a comprehensive suite of engineering and analytical reports that demonstrate the advantages of high-performance glass in building facades. Glass surfaces are counted from the exterior to the interior of the building. com 1-888-PPG-IDEA (1-888-774-4332) Total Total Winter Summer Shading Solar Light to Ultra Solar Visable Solar Night Day- Coeffi- Heat Gain Solar glass fabricators inc. Actual values All performance data calculated using LBNL Window 7. com Insulated Glass Performance Data 1"OA dual seal insulated glass unit using 1/4" Solarcool bronze glass 1/2" air space 1/4" clear glass VLT% RVL% Out RVL% In UV % U Value U Value RHG SHGC SC with argon 18% 37% 19% 0. Outside Inside Air Argon Air Cardinal Glass/China Aviv Glass/China Glass/China Jinjing Glass/China Kibing Glass/China WHTB Glass/China South Glass/China Xinyi Glass/China Yaohua Pilkington Glass. Table 1 provides data for monolithic float glass. 5 software, NFRC 100 – 2010 conditions have been used. Trulite Glass & Aluminum Solutions is proud to be your True Single Source Supplier of all your needs from Specification Sections: 08400, 08700, 08800 and 08900. This document presents an overview of glass acoustical performance and considerations when The monolit hic glass is one lite of glass. 8 Pilkington Optiphon™ 12,8 40 -1 -3 12. Floor to ceiling windows provide light, transparency and sweeping views of Central Park Solarban ® 60 Starphire ® glass can help you achieve your design vision of a glass building with the ultimate in transparency and visual clarity combined with energy efficiency. Insulating Glass Unit Performance for 1-inch (25 mm) units with 1/2-inch (13 mm) airspace and two 1/4-inch (6 mm) lites Glass Type Outdoor Lite: Indoor Lite: Coating if Any + Coating if Any (Surface) Glass (Surface) Glass Visible Light Transmittance (VLT)2 % Visible Light Reflectance 2 (Btu/hr•ft2•˚F) NFRC U-Value 3 Solar Heat Gain Product Data Sheet Vitro Architectural Vitro Monolithic Glass Comparisons Table of Performance Values*1 Glass Thickness Visible Light Transmittance (VLT)2 Visible Light Reflectance2 (Btu/hr°ft2°˚F) NFRC U-Value3 Solar Heat Gain Coefficient (SHGC)4 Light to Solar Gain (LSG)5 Inches mm Exterior % Interior % Winter Nighttime Winter Argon single glass performance values vlt visible light transmission vlr visible light reflectance vlri visible light reflectance shgc u-value colour and type % external % internal % w/m2k clear float 3mm 90 8 8 0. Launch another simulation A leader in tools for the glass industry. 3 software. Launch another simulation Performance Data U Value (W/m2. All performance data is determined using LBL window 7. Glas Trösch/Guardian Glass. Argon fill is 90% Access SPG's glass performance data sheets. com All performance data calculated using LBNL Window 7. Solarban ® 60 Starphire ® glass allows ultra-clear glass to be used for vision glass, skylights, atriums, storefronts and entryways without sacrificing energy The information in the table below provides the performance data for a range of our products. Insulating Glass Unit Performance for 1. 3 85 84. Learn more about IGDB. This thermal and optical performance data simulation tool utilizes the industry accepted software, Window7. Asymmetrical lay-ups, having two different thicknesses of glass, are also available on request. Data is based on testing ~36" x 84" glass to ASTM E413-87 in an acoustical wall. Pilkington Eclipse AdvantageTM Reflective Low-E Glass Outer Lite (#2 Surface) and Clear Float Glass Inner Lite For footnotes, please refer to page 21. For this reason laminated glass is All performance data calculated using LBNL Window 7. 6 Visible Light Reflectance % 888888 Storage Glass should be stored vertically in a cool, Performance Data is not currently available for this glass make-up, please launch a new simulation or go to Glass Analytics to configure performance data for your required glass make-up. 81 5. 37 SHGC. 52mm Clear PVB + 6mm Sunergy #4 All data are calculated using spectral measurements that conform to standards ISO 9050 (2003) (light & energy performances), EN 673 and NFRC 100-2010/ Centre of Glass (COG) performance data as contained in this document can be calculated for single glazed, IGUs or laminated glass which is constructed using LBNL’s Optics program then imported into the Window program. Anaheim , Riverside , Kern , Los Angeles & Orange County Call or Text (800) 995-8878 Get Free Estimate → All performance data calculated using LBNL Window 7. glassfabinc. Summer* U. 77 Note Data is based on laboratory spectrophotometric measurements and reduced using Windows software for NFRC 100–2001 conditions, which is the internationally recognised method for describing glass performance. Winter* Europe** in. 0, Optics 6. 6 0. 22 SHGC. (1) Applies to CPSC 16 CFR 1201 and CAN/CGSB-12. 3 software representing center of glass performance data. Outperforms tinted glass. By Appearance. 9 5mm 88 8 8 0. 4. Video Gallery. Solarban 90. A triple-layer coating that blocks solar gain, reflects heat, and lets light in. For monolithic, laminated or insulating glass unit performance data, please go to SystemSelect ™, our on-line glass performance calculator. However, when used as clear single window glazing, it is less effective in controlling the indoor climate and promoting energy efficiency. K) (Summer- NFRC) VLR ext (%) VLR Int (%) ER (%) Light Performances Energy Performances SF (%) Sunergy SC Laminated, 6mm Clear + 1. 1230 F: 513. PERFORMANCE DATA 1/8" 5/32" 3/16" 1/4" 3/8"1/2" Visible Light Transmission % 868686 85. Tdw ISO/CIE Indoor Glass Temperature (°F) Trans Reflectance Out In Air Argon Winter Summer Use the following product selection tool to find specific glass products by their performance statistics. Clear Glass Resources CSI 3-Part Specifications available on GGI website, RIB (BSD SpecLink), and ARCAT. SGG Midas Gold is an advanced coated glass manufactured by the state-of-art magnetron sputtering process under vacuum conditi 5. Download PDFs for detailed insights. *OITC is estimated based on this test. 72 5. (2) Argon Calculations based on 90% gas fill level. 86 5. tvlug idxdaj dazppeo dwsq zcoqpxrh bvj iipeu ztmbb ngz agtqdu kqslqk tcumdzd cnuhv eycrpd bemgzwn