How To Insulate Chimney In Attic

Set up a cordless drill with a.

How to insulate chimney in attic.

Sealing an air leak around a chimney in the attic 1. Using the hose clamp feature tighten the bottom connector onto the liner. Level uneven spots with a rake. Measure and cut the flashing for each side of the chimney using sheet metal cutters.

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. 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. Cut the liner to these measurements leaving a neat edge. Some larger gaps weren t in direct contact with the masonry.

Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Fiberglass insulation is naturally fire resistant. Measure from the bottom termination point to the top of the chimney s crown and then add 1 foot. Measure the circumference of the flue.

This makes it an ideal insulation material for use in areas that experience high temperatures. As such it can be used to insulate a chimney. How to insulate a metal flue pipe. Take the chimney liner out of the package and place it on a flat surface.

Put on work gloves. 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. Turn the water heater or furnace off and allow the flue to cool to the touch.