NTA Press Release

Wind Mar Exterior Door Assemblies NTA Certified

July 26, 2012

NAPPANEE, INDIANA: NTA announces a new listing for three exterior door assemblies manufactured by Wind Mar Supply of Haleyville, AL. The products were tested to meet water infiltration (ASTM E331), air leakage (ASTM E283), uniform static load (ASTM E330) requirements and design pressures. The NTA Product Certification department works with their testing and inspection services to certify the properties and performance of building products to appropriate sections of the International Building Code (IBC), International Residential Code (IRC), Housing and Urban Development 24 CFR Part 3280, and other pertinent building codes.

Wind Mar Supply is a division of Clayton Homes. Since 1934, Clayton Homes has built more than 1.5 million homes, winning multiple awards for design and construction. Wind Mar Supply is a provider of doors and windows to internal divisions of Clayton.

About NTA: NTA, Inc., located in Nappanee, Indiana, provides building product certification, building code compliance review, engineering design services, inspection and product testing. The company has over 60 trained professional engineers, plan reviewers, technicians, consultants and design draftsmen with professional registrations in all 50 states and the District of Columbia.


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