How To Insulate Chimney In Attic
Using the hose clamp feature tighten the bottom connector onto the liner.
How to insulate chimney in attic. Sealing an air leak around a chimney in the attic 1. It is often installed in gaps around the chimney and flue to prevent airflow that can siphon the heat away from the interior of the building. Level uneven spots with a rake. Fiberglass insulation is naturally fire resistant.
Set up a cordless drill with a. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. How to insulate a metal flue pipe. Measure and cut the flashing for each side of the chimney using sheet metal cutters.
Some larger gaps weren t in direct contact with the masonry. Cut the liner to these measurements leaving a neat edge. To block the air pathway the technician cut 26 gauge metal flashing to fit over the gaps and sealed the joints between the metal and the masonry chimney and the wood framing using high temperature caulk in this example 3m fire barrier sealant. Put on work gloves.
Take the chimney liner out of the package and place it on a flat surface. Measure from the bottom termination point to the top of the chimney s crown and then add 1 foot. Fill every joist space completely and evenly with the insulation leaving attic vents uncovered. With a helper to load the blower with insulation as needed start at the perimeter of the attic and work toward the attic access door.
As such it can be used to insulate a chimney. Measure the circumference of the flue. Access the attic through a crawl space in the ceiling using a stepladder or use or the attic stairs.