Thirty of SMACNA's most requested technical manuals are conveniently located in PDF format with searchable indexes on one CD-ROM. Purchase the entire set for substantial savings. Among the titles are:

• HVAC Duct Construction Standards—Metal & Flexible;
• Fire, Smoke & Radiation Damper Installation Guide for HVAC Systems;
• Indoor Air Quality—A Systems Approach; and
• Round Industrial Duct Construction Standard.

Updated annually.