Attic Insulation Shield B Vent

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Attic insulation shield b vent.

Joe shows you how to make an attic insulation shield when space is an issue. Designed to keep insulation away from the chimney and to maintain the mandatory 2 inch clearance to combustibles. Must be used when the chimney penetrates an unoccupied attic. Distance from combustibles such as insulation.

90 3 53 in 59 98 59 98. Attic insulation shield for class b gas appliance venting system. The duravent pelletvent attic insulation shield provides exceptional performance and has an air insulated design with factory sealed seams and stainless steel construction for long lasting durability and reliability. Pelletvent is a venting system for stoves and inserts that use multi fuels including wood pellets corn cherry pits switch grass coffee husks walnut shells soybeans wheat sunflower hulls rapeseed and sugar beets or oil fuel.

An insulation shield of no less than 26 gauge sheet metal shall be installed to to provide clearance between the vent and the insulation and extend no less than two inches above the insulation layer in the attic irc 2425 4. Available sizes inches part no. The attic insulation shield must be installed where the chimney enters the attic space. Vents from heating devices such as the furnace or water heater get hot.

Designed to keep insulation away from the chimney and to maintain the mandatory 2 inch clearance to combustibles. It s designed to be used when the venting goes through a ceiling. For the same reason insulation shouldn t touch the roof s underside. The airflow from the soffits to the ridge vent keeps the roof cool and prevents ice dams and the material will block that flow.

It prevents insulation from seeping between the venting outer walls keeping a 1 in. Tlcis attic insulation shield the attic insulation shield must be installed where the chimney enters the attic space in any installation. Not to be used for enclosed chimneys passing through attic. Water heater and furnace vents.

Minimum clearance from combustible materials. The attic insulation shield is required in unoccupied attic areas to prevent insulation material from infringing on the 2 inch airspace clearance. Covering up the soffit vents with loose fill or batts which can happen if you stuff insulation along the eaves is a huge no no. This provides an air space between the insulation or combustible materials.