Q–Very little air comes out of the heating duct in the bedroom at the far end of my house. However, a tremendous amount of air comes out of the same size duct in the dining room, which is in the ...

Dear Jim: Some rooms in our house are too hot or too cold, and someone is always complaining. What can we do to even out the room temperatures to keep everyone happy. Will doing this lower our utility ...

Dear Jim: We have central air conditioning, but have a problem keeping all the rooms evenly cool. Someone is always too hot or too cool. What are some simple methods to balance the temperatures ...

SMACNA has released its new edition of the Fire, Smoke, and Radiation Damper Installation Guide for HVAC Systems. The sixth edition features a slew of new information regarding damper installations ...

A line of chlorinated polyvinyl chloride (CPVC) duct fittings, blast gates, and dampers for use in ventilation systems offers standard sizes from 6-24 inches; custom sizes or variations can be ...