How do you go about calculating how much food to order?
How do you install roof mounted hvac systems?
Sound travels through the ductwork in our home. Is there some kind of material that can be installed inside the ductwork to prevent this?
What are some good rules for teens in the house alone?
What are the uses of a HVAC squirrel cage?
Where can I find a quick charge hvac unit?
Where can I find replacement HVAC drain pans?
advice hvac
Question by Stephen47 (44)
Answer by kipcat (1964)
Trunk lines should be held at about 900 ft. per minute and a reduction of duct size 2 inches for every 2-3 heat runs in a residential single zone system.
Answer by japratt (1687)
To keep your ductwork in good working condition you will need to clean it regularly. If you can keep it clean it will cost you less.
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