Roofing Associations

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 U.S. Department of Energy helping us all save money and protect the environment through energy efficient products and practices. For the Homeowner, selecting Energy Star® products means reduced energy usage, less pollution in your area, and less money out of your pocket over time.

For more information please visit Roof Products : ENERGY STAR
For a list of Energy Star® rated Interlock Roofing Systems, please visit Energy Star® Rated Interlock Roofing Systems

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 consumers about the benefits of metal roofing. Members include metal roofing suppliers, contractors and distributors, paint corporations, trade magazines, and other construction related corporations.

EPA Lead Safe Certified Firm


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 for the Commonwealth's workers and other members of the general public. DLS accomplishes this goal by administering and enforcing standards for renovation, repair and painting carried out in older homes and child-occupied facilities that may contain lead paint as well as for deleading operations. DLS also administers the Occupational Blood Lead Registry, which tracks elevated blood lead levels among adults, provides educational counseling and guidance to workers, and through its medical consultant, offers advice to physicians on the medical management of lead poisoning.

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