UL has developed more than 800 Standards for Safety. Our Standards for Safety are essential to helping insure public safety and confidence, reduce costs, improve quality and market products and services.

Engineering standards, specifications, technical books, and more technical resources for engineers, technicians, scientists and other technical people.

Welcome to the Home Owners' Hub Online Community! Our topics include home improvement, building and construction, home repair and plumbing and everything in between.

NAIMA is a trade association of North American manufacturers of fiber glass, rock wool and slag wool insulation products. NAIMA's role is to promote energy-efficiency and environmental preservation through the safe manufacture and use of fiber glass, rock wool, and slag wool insulation products. NAIMA is recognized as the industry resource for architects and builders; government agencies; and homeowners. NAIMA also provides informaton on the application of fiber glass, rock and slag wool insulation products for thermal efficiency, sound control, condensation control and fire safety. Provides technical input and guidance to standards-setting organizations that are of critical importance to energy-efficient building design and maintenance. NAIMA supports the use of environmentally beneficial products and packaging through the use of recycled materials, and advocating specifications for recycled content. NAIMA publishes literature on product performance characteristics, installation guidelines, energy-saving tips, building code guidance, standards and specifications, sound control recommendations, use of vapor retarders and condensation control, insulation and fire safety, thickness recommendations, energy audit procedures and the general health and safety aspects of insulation products and much more..