Perlite Attic Insulation

It may have shiny flakes and or small accordion like pieces see photos above.

Perlite attic insulation.

Perlite is a type of rock a form of volcanic glass which is mined crushed heated and thus expanded 4 to 20 x original volume to form an inorganic insulating material. In addition to improving thermal resistance perlite insulation also blocks unwanted noise to keep the inside of the home quieter. Attic 5 ceiling insulation 3 floor 1 more ways to filter. Our photograph shows perlite insulation.

Perlite insulation is an inorganic product that does not support combustion or rot nor does it provide a habitat for rodents. Both vermiculite and perlite offer. Do not allow children to play in an attic with vermiculite insulation. Do not store boxes or other items in your attic if it contains vermiculite insulation.

This material is particularly popular as a form of loose fill attic insulation. You can also check for markings on the material or its packaging. One common brand was called zonolite. It supports its own weight and will not settle or bridge.

Perlite loose fill masonry insulation offers excellent thermal and fire resistant properties at an economical cost. Existing insulation 5 fiberglass 4 plywood 5 wood 5. Do not attempt to remove the insulation yourself. Fiberglass rigid foam and other insulating materials have largely replaced granular fill insulation in attics and wall cavities within residential structures.

Leave vermiculite insulation undisturbed in your attic or in your walls. On 2020 06 13 by mark what are these brown pellets of insulation in the plaster ceiling. Found some odd looking insulation behind the lathe of one of our plaster ceilings. See perlite insulation for details.

It is ideal for use under concrete slabs in chimneys and in high temperature applications such as pizza ovens and rocket stoves. It is lightweight and pours easily and quickly without requiring special equipment or skills. Vermiculite attic insulation is a pebble like pour in product and is usually light brown gray or gold in color. Tap pest control insulation tap epa registered pest control blown in insulation 30 lbs.

We have an older home built around 1920.