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    47 Products

    Flexible Fiberglass Thermal Insulation Sheets for Ducts

    Wrap rectangular and round ductwork with this flexible insulation.
    Foil Facing
    Image of Product. Front orientation. Thermal Insulation Sheets. Flexible Fiberglass Thermal Insulation Sheets for Ducts, Foil Facing.
    Sheets with foil facing reflect heat. The foil facing is also known as foil scrim kraft (FSK).
    10 ft. × 48"
    50 ft. × 48"
    75 ft. × 48"
    100 ft. × 48"
    Thk.
    Insulation
    R Value
    Flexibility
    Temp. Range,
    ° F
    Heat Flow Rate
    @ Temp.
    Density,
    lb/ft³
    Color
    Facing
    Color
    Flammability Rating
    Each
    Each
    Each
    Each
    1 1/2"4.5Flexible0 to 2500.25 BTU/hr @ 75° F1BrownSilverASTM E84 25/50 for Flame and Smoke
    		0000000000000———0———000000000000000
    1 1/2"4.8Flexible0 to 2500.23 BTU/hr @ 75° F1.5BrownSilverASTM E84 25/50 for Flame and Smoke
    		000000000000———000000000000000———0
    1 1/2"5Flexible0 to 2500.26 BTU/hr @ 75° F0.75BrownSilverASTM E84 25/50 for Flame and Smoke
    		00000000000———0———0000000000000
    2"5.6Flexible0 to 2500.27 BTU/hr @ 75° F0.75BrownSilverASTM E84 25/50 for Flame and Smoke
    		000000000000———00000000000000———0
    2"6Flexible0 to 2500.25 BTU/hr @ 75° F1BrownSilverASTM E84 25/50 for Flame and Smoke
    		000000000000———00000000000000———0
    2"6.4Flexible0 to 2500.23 BTU/hr @ 75° F1.5BrownSilverASTM E84 25/50 for Flame and Smoke
    		000000000000000000000000000———0———0
    2 3/16"6Flexible0 to 2500.27 BTU/hr @ 75° F0.75BrownSilverASTM E84 25/50 for Flame and Smoke
    		000000000000———00000000000000———0
    3"8.4Flexible0 to 2500.27 BTU/hr @ 75° F0.75BrownSilverASTM E84 25/50 for Flame and Smoke
    		0000000000000000000000000———0———0
    HVAC Tape
    Seal with reinforced HVAC tape.
    Each
    Reinforced HVAC Tape With Paper Liner and Foil Facing00000000000000
    Vinyl Plastic Facing
    Image of Product. Front orientation. Thermal Insulation Sheets. Flexible Fiberglass Thermal Insulation Sheets for Ducts, Vinyl Plastic Facing.
    Sheets with vinyl plastic facing are tear resistant.
    10 ft. × 48"
    100 ft. × 48"
    Thk.
    Insulation
    R Value
    Flexibility
    Heat Flow Rate
    @ Temp.
    Density,
    lb/ft³
    Color
    Facing
    Color
    Each
    Each
    2"7.7Flexible0.26 BTU/hr @ 75° F0.95YellowWhite000000000000000000000000000
    HVAC Tape
    Seal with reinforced HVAC tape.
    Each
    Reinforced HVAC Tape With Paper Liner and Foil Facing00000000000000

    Flame-Resistant Flexible Synthetic Fiber Thermal Insulation Sheets for Ducts

    Image of Product. Front orientation. Thermal Insulation Sheets. Flame-Resistant Flexible Synthetic Fiber Thermal Insulation Sheets for Ducts.
    Also known as fire wrap, these flame-resistant sheets meet ASTM E84 0/0 for flame and smoke and create a fire barrier around rectangular and round ductwork. They are often used to wrap kitchen grease exhaust ducts and air ducts.
    25 ft. × 24"
    25 ft. × 48"
    Thk.
    Insulation
    R Value
    Flexibility
    Max. Temp.,
    ° F
    Heat Flow Rate
    @ Temp.
    Density,
    lb/ft³
    Color
    Facing
    Color
    Flammability Rating
    Each
    Each
    1 1/2"6.3Flexible1,8301.93 BTU/hr @ 1,500° F6WhiteSilverASTM E84 0/0 for Flame and Smoke
    		000000000000000000000000000000
    HVAC Tape
    Seal with reinforced HVAC tape.
    Each
    Reinforced HVAC Tape0000000000000

    Rigid Fiberglass Thermal Insulation Sheets for Ducts

    Image of Product. Front orientation. Thermal Insulation Sheets. Rigid Fiberglass Thermal Insulation Sheets for Ducts, Foil Facing.
    Image of Product. Front orientation. Thermal Insulation Sheets. Rigid Fiberglass Thermal Insulation Sheets for Ducts, Kraft Paper Facing.

    Foil Facing

    Kraft Paper Facing

    Insulate rectangular ductwork.
    Foil Facing—Sheets with foil facing reflect heat. The foil facing is also known as foil scrim kraft (FSK). Seal with reinforced HVAC tape (sold separately).
    Kraft Paper Facing—To seal sheets with kraft paper facing, use reinforced insulation tape (sold separately).
    Facing
    Foil Facing
    Kraft
    Paper Facing
    Thk.
    Wd.
    Lg.,
    ft.
    Insulation
    R Value
    Flexibility
    Temp. Range,
    ° F
    Heat Flow Rate
    @ Temp.
    Color
    Flammability Rating
    Temperature,
    ° F
    Color
    Each
    Each
    3 lb/ft³ Density
    1"24"44.3Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver000000000000———0
    1"24"44.3Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150White———0000000000000
    1 1/2"24"46.5Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver00000000000———0
    1 1/2"24"46.5Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150White———000000000000
    2"24"48.7Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver00000000000———0
    2"24"48.7Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150White———000000000000
     
    6 lb/ft³ Density
    1"24"44.3Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver00000000000———0
    1 1/2"24"46.5Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver00000000000———0
    1 1/2"24"46.5Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150White———000000000000
    2"24"48.7Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150Silver00000000000———0
    2"24"48.7Rigid0 to 4500.23 BTU/hr @ 75° FYellowASTM E84 25/50 for Flame and Smoke
    		0 to 150White———000000000000
     
    HVAC Tape
    Each
    Reinforced HVAC Tape With Paper Liner and Foil Facing00000000000000
    Reinforced Insulation Tape0000000000000

    Heat-Reflecting Air Bubble Thermal Insulation Sheets for Ducts

    Image of System. Front orientation. Contains Annotated. Thermal Insulation Sheets. Heat-Reflecting Air Bubble Thermal Insulation Sheets for Ducts.
    Image of Product. Front orientation. Thermal Insulation Sheets. Heat-Reflecting Air Bubble Thermal Insulation Sheets for Ducts.
    Polyethylene—Typically used as duct wrap, these flexible sheets consist of polyethylene bubbles covered with aluminized polyester fabric that prevent 96% of heat from radiating into or away from duct. Use on rectangular and round ductwork.
    25 ft. Long
    50 ft. Long
    75 ft. Long
    100 ft. Long
    Wd.
    Insulation
    R Value
    Flexibility
    Temp. Range,
    ° F
    Heat Flow
    Rate @ Temp.
    Color
    Flammability Rating
    Material
    Facing Material
    Each
    Each
    Each
    Each
    5/16" Thick
    24"4.2Flexible-60 to 180Not RatedSilverASTM E84 20/30 for Flame and Smoke
    		PolyethyleneAluminized Polyester Fabric00000000000000000000000000000000000000000000000000000
    36"4.2Flexible-60 to 180Not RatedSilverASTM E84 20/30 for Flame and Smoke
    		PolyethyleneAluminized Polyester Fabric000000000000000000000000000000000000000000000000000
    48"4.2Flexible-60 to 180Not RatedSilverASTM E84 20/30 for Flame and Smoke
    		PolyethyleneAluminized Polyester Fabric000000000000000000000000000000000000000000000000000
     
    Spacers
    Image of Product. Front orientation. Spacers for Thermal Insulation Sheets. Heat-Reflecting Air Bubble Thermal Insulation Sheets for Ducts.
    Spacers installed between the duct and air bubble insulation sheet increase the R-value to 6. One spacer roll covers approximately 10 ft. of 8" duct.
    Thk.
    Wd.
    Lg.,
    ft.
    Each
    5/16"2"25000000000000
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