Do your ENERGY STAR® rated fenestration products qualify for consumer energy incentive programs? Click here for listings!
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4/3/2017 Keystone welcomes new Validation staff member, Joe Descheemaeker.
Keystone moved to new & improved facility to better serve our valued licensees:
145 Limekiln Road
New Cumberland, PA 17070
(Ph & Fax Nos unchanged)
2/27/2017 Keystone welcomes new Validation staff members Aaron Shultz and Steve Neff.
1/7/2017 Keystone welcomes new VP of Sales & Marketing, Tracy Rogers.
11/7/2016 Keystone recently issued our 10,000th NFRC Certification Authorization Report!
10/31/2016 Keystone welcomes our new Validations Manager, Jon Martini, PE.
10/24/2016 Thanks you all who visited Keystone at GlassBuild 2016 in Las Vegas!
7/8/2016 Keystone to speak at American Window Alliance fabricator meeting during GlassBuild.
7/1/2016 Keystone to exhibit at GlassBuild America Show Booth N723!
6/20/2016 Thanks to all those who visited Keystone’s booth at the Florida Roofing & Sheet Metal Expo June 16-17!
3/29/2016 Click here to learn about Federal Tax Credits for homeowners installing ENERGY STAR® Roofs!
2/2/2016 Keystone presentation from the NWDA Winter Meeting: Understanding Energy Performance for Building Codes & Incentive Programs.
1/18/2016 See BC Canada Bldg Code Rev 8 details & analysis for fenestration from the NAFS in Canada Blog, thanks to our friends at RDH Bldg Science.
9/10/2015 Estimate roof replacement energy savings with this handy Roof Savings Calculator.
8/10/2015 Keystone is proud to qualify our customers for the 2016 ENERGY STAR Most Efficient Program for windows, click here to learn more.
7/1/2015 Keystone no longer offers a witnessed or supervised manf’s testing laboratory program to our StarGuard licensees.
2/4/2015 Canadian energy efficiency incentive programs - rebates, refunds, and grants for ENERGY EFFICIENT companies, communities, products, homes, and more! Learn more here.
1/12/2015 Click here for ENERGY STAR’S new online Database for Incentives and Joint Marketing Exchange (DIME)
11/18/2014 Last Call for Air Infiltration Test Reports!
11/12/2014 Click here to view our new easy-to-use Label Catalog!
Any interested party that disagrees with the Keystone action in response to a submitted Complaint, a submitted Complaint of Certified Product Non-Conformity, or a submitted Appeal of any Keystone decision has the right to file a complaint regarding the matter with the American National Standards Institute.