"In Canada, return air in stud cavities is the normal practice, as are "lined" joist bays which serve as return air routes. There are some practices which have to be respected. But if the supply & return air system is completely within…"
"The best connector would be what is called generically a "Draw-Band". The Hart & Cooley Catalogue call theirs the "QC" and it is shown on page 12 of their accessory catalogue (attached). Fantech also has these. These are…"
"See my reply to Don Fugler earlier. Dryer ducts can usually be cleaned effectivly with a shop-vac and the right connector. The difficulty is getting access to the duct. This is why we recommend this product…"
"Good to hear you have clean dryer ducts Don.
The dryer duct issues that we run into are predominantly upper story dryers that are vented out through the roof. Installers use a roof-cap with a screen and the lint packs up inside the screen. This can…"
"Hi Don. We have never considered screws as impeding airflow, but I can see how in some ducts (e.g. dryer exhaust) they would catch lint etc. We always look for am minimum of two screws per joint in round duct. In cases where there are high solids…"
Welcome to Home Energy Pros Forum. Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for…"
Does your company or organization have a Facebook Page?This group is for pros who have facebook pages. Post the link to your facebook page in the comments so that folks can like you on facebook.See More
HVAC design, Manuals J, S, T, & D, Duct leakage, Air flow, ENERGY STAR new home requirements, and more. Since heating & cooling are such a big part of home energy use, understanding HVAC is critical.See More
Welcome to Home Energy Pros Forum. Feel free to join the conversation in the Forum and Groups. And share your energy efficiency photos, videos and upcoming events. If you're blogging about home performance, this is the place for you!
Charlie Weschler sits down with Grace and Corbett and gives fascinating examples of the complexity of indoor air chemistry. He is an air quality legend, a professor on three continents, and a super nice guy.