Streamlined ductwork, flexible vent placement, and efficient year-round performance make a strong case for high-velocity HVAC, says this veteran installer.
In small bathrooms, there may not be enough floor area for adequate radiant heating. An experienced hvac sub describes the products and techniques that can turn the walls and ceilings — and even some fixtures — into radiant heat sources.
Ten years of problems with polybutylene piping have made contractors wary of using plastic pipe for domestic water supply. That’s a mistake, according to this plumbing contractor, who has plumbed residential water systems successfully for 15 years using cross-linked polyethylene tubing.
