HVAC system installers need to bore a large hole through the exterior wall of the house in order to pass refrigerant lines through to the compressor outside. Most take time to caulk the hole around the lines, but the caulk fails over time, often leaving a gap where air (and insects) can...
Before you begin, find the breaker panel and shut off power to the location. Remove the old light fixture and then remove the junction box in the ceiling above it. Often, it's necessary to use a saw to cut the junction from the joist to which it is attached. Take care to avoid dama...
Another reason for frozen coils is low refrigerant levels. Low refrigerant can lead to a drop in temperature within the coils, making them freeze. If this happens, you’ll need to call an HVAC professional to check and refill the refrigerant. Sometimes, dirty evaporator coils can also be the...
One may need to scrape a bit at the pipe surface to distinguish between brass and copper, or use a magnet to identify steel.Watch out: while the black tarry debris on the pipes at left in our photo may be a bituminous compound, both that mastic and the white debris on the pipes may...
Plugging a hole in metal duct work with a sheet of metal is common and accepted in the HVAC industry. Apply duct sealing mastic between the existing duct work and any flaps/flanges/etc on the patch to help seal between the pieces of metal. Apply proper duct tape around all the edges of...
3. Seal Ducts: Inspect for leaks and seal any gaps with duct tape or mastic to improve efficiency. Dryer Vent Cleaning Tips 1. Clean Lint Traps: Always clean the lint trap before and after each use to reduce buildup. 2. Inspect Vents: Periodically check the dryer vent for blockages or...
The purpose of the Trust is to assume the asbestos liabilities of the debtors, Halliburton Company and certain of its affiliates related to the operations of Harbison-Walker Refractories Company, Kellogg Brown & Root, Inc., Dresser Industries, Inc. and certain other businesses, and to use the ...