Keystone's third party certification, inspection and quality assurance programs enable manufacturers to demonstrate compliance with energy efficiency programs, the ENERGY STAR® program, building codes, marketing claims, and utility and tax rebate programs.
Keystone is a National Fenestration Rating Council (NFRC) licensed Inspection Agency (IA). The NFRC Certification Program offers fenestration (window and door) manufacturers a third party verified, nationally-recognized method for demonstrating product U Factor, Solar Heat Gain Coefficient (SHGC) and other energy performance characteristics.
Keystone's Insulating Glass Certification Program is ANSI and SCC accredited and NFRC recognized to provide insulating glass (IG) manufacturers with certifications to both the US and Canadian IG seal durability standards.
The Keystone Fenestration Certification Program is accredited by the ANSI National Accreditation Board (ANAB) and the Standards Council of Canada (SCC), providing fenestration manufacturers with a full slate of nationally-recognized product certifications for both the US and Canadian markets.
The Keystone Quality Assurance Program is accredited by the ANSI National Accreditation Board (ANAB), is officially recognized by the Florida Department of Business and Professional Regulation (DBPR) for demonstrating compliance with the third-party quality assurance requirements of the Florida State Product Approval Rule 9N-3 and ICC Evaluation Reports.
Keystone's StarGuardTM Energy Performance Certification Programs qualify imaging equipment products for the EPA's ENERGY STAR® Program. Keystone Certifications is an EPA recognized Certification Body (CB).