Data Aire Links – Directories
The Blue Book
The Blue Book of Building and Construction is a source of regional, categorized construction information.
A nexxus in the worldwide design and construction industry. Focus on Architecture, Engineering and Construction Worldwide, with cross-referenced listings in (753) product and service categories in (84) countries.
The internet channel for architects, engineers, specifiers and contractors.
Digital marketplace for the government contracting industry.
Internet HVAC/R Directory, Index, & Resource for the residential, commercial, industrial, and mobile Heating, Ventilating, Air Conditioning, and Refrigeration market.
Industry resource for Contractors, Wholesalers, and Manufacturers.