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EPA Lead Safe Certified Firm
NAT-105795-1 Interlock Industries, Inc. is an EPA Lead Safe Certified Firm. The goal of the Department of Labor Standard's(DLS) Lead Program is to reduce the incidence and severity of lead exposures...
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Metal Construction Association (MCA)
Interlock Roofing Ltd. is a proud member of the Metal Construction Association. The MCA offers industry members an unusual opportunity to effectively coordinate and focus industry efforts to achieve...
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Metal Roofing Alliance (MRA)
Interlock Industries, Inc. is a proud member of the Metal Roofing Alliance. The Metal Roofing Alliance was formed in 1998 by a group of metal roofing manufacturers with the main goal of educating...
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Energy Star® Partner
Interlock Roofing Ltd. is an Energy Star® Partner. Interlock® Lifetime Metal Roofing Systems are Energy Star® rated. Energy Star® is a joint program of the U.S. Environmental Protection Agency and the...
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