Best Seller
Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Insulated 8 in. air duct. Super strong reflective cloth exterior. Itch-free 3-ply permanent sound deadening insulation. 25 ft. fiberglass reinforced ducting. Includes clamps. Weighs 6 lbs.. Measures 11.6L x 11.6W x 23.2H in.. more

$69.95

FREE shipping

go to store
Imperial 8-In X 25-Ft Insulated Polyester Flexible Duct Dei-0825-6

Imperial 8-In X 25-Ft Insulated Polyester Flexible Duct Dei-0825-6

Silver reinforced polyester reflective jacket. Energy efficient R-6. 0 fiberglass insulation. Durable core constructed with non-corrosive coated wire. Oversized core to fit on collars and register boxes. Meets all R-6. 0 energy codes. Check your local... more

$30.48

go to store

Lowe's

(25,000+)
Best Seller
Imperial 6-In X 25-Ft Insulated Polyester Flexible Duct Mea-0625-6

Imperial 6-In X 25-Ft Insulated Polyester Flexible Duct Mea-0625-6

Silver reinforced polyester reflective jacket. Energy efficient R-6. 0 fiberglass insulation. Durable core constructed with non-corrosive coated wire. Oversized core to fit on collars and register boxes. Meets all R-6. 0 energy codes. Check your local... more

$27.48

go to store

Lowe's

(25,000+)
Air Duct - 6 in. - 25 ft. Insulated - ACDC625IN

Air Duct - 6 in. - 25 ft. Insulated - ACDC625IN

Insulated 6 in. air duct. Super strong reflective cloth exterior. Itch-free 3-ply permanent sound deadening insulation. 25 ft. fiberglass reinforced ducting. Includes clamps. Weighs 5.1 lbs.. Measures 9.7L x 9.7W x 23.2H in.. more

$54.50

FREE shipping

go to store
Air Duct - 6 in. - 25 ft. Insulated - ACDC625IN

Air Duct - 6 in. - 25 ft. Insulated - ACDC625IN

Insulated 6 in. air duct. Super strong reflective cloth exterior. Itch-free 3-ply permanent sound deadening insulation. 25 ft. fiberglass reinforced ducting. Includes clamps. Weighs 5.1 lbs.. Measures 9.7L x 9.7W x 23.2H in.. more

$54.50

FREE shipping

go to store
REFLECTIX BP24010 24"x10' Foil Insulation

REFLECTIX BP24010 24"x10' Foil Insulation

24 inch x 10', square edge roll double bubble foil both sides, reflective insulation, 5/16 inch thick with two outer layers of aluminum foil, each foil layer is bonded to a tough layer of polyethylene for strength, reflects up to 97% of radiant heat... more

$19.10

go to store
Reflectix BP48050 48-Inch-by-50-Feet Square Edge Bubble-Pack Insulation

Reflectix BP48050 48-Inch-by-50-Feet Square Edge Bubble-Pack Insulation

48 inch x 50', standard edge double bubble foil both sides reflective insulation, 5/16 inch thick with two outer layers of aluminum foil, each foil layer is bonded to a tough layer of polyethylene for strength, reflects up to 97% of radiant heat,... more

$95.59

FREE shipping

go to store
Reflectix 133.3-Sq Ft Reflective Roll Insulation (16-In W X 100-Ft L)

Reflectix 133.3-Sq Ft Reflective Roll Insulation (16-In W X 100-Ft L)

A staple tab designed 16-in wide contractor size roll of double reflective insulation that is easy to handle and install. Please note this product arrives in a package 20-in H x 20-in W x 48-in L please insure your vehicle can accommodate this... more

$40.36

FREE shipping

go to store

Lowe's

(25,000+)
QUIETFLEX 1485 14" R 8 Insulation Value 25' Flex Duct

QUIETFLEX 1485 14" R 8 Insulation Value 25' Flex Duct

The Quietflex Rip-Stop Silver Jacketed Flex Duct has metalliac , polyester-vapor barrier with a special "rip-stop" scrim reinforcement. Johns Manville Formaldehyde–free fiber glass insulation Weather–resistant packaging Easy–to–carry package Quick... more

$125.29

FREE shipping

go to store
DUCTMATE PA48F1W50 Duct Insulation, 1 In, 50 Ft.

DUCTMATE PA48F1W50 Duct Insulation, 1 In, 50 Ft.

Duct Insulation, Liner, Duct Insulation Material Polyester, 1.6 lb. Density, Duct Insulation Width 48 In., Duct Insulation, 50 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 1 In., Approx. R Value... more

$388.85

go to store
Johns Manville 670378 Duct Insulation,1-1/2In X 48In X 25Ft

Johns Manville 670378 Duct Insulation,1-1/2In X 48In X 25Ft

Duct Insulation, Wrap, Duct Insulation Material Fiberglass, 3/4 lbs. Density, Duct Insulation Width 48 In., Duct Insulation, 25 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 1-1/2 In., Approx. R... more

$54.77

go to store
25 in. x 59 in. Attic Stair Cover in Double Reflective Insulation with Adjustable Straps and Zipper Opening

25 in. x 59 in. Attic Stair Cover in Double Reflective Insulation with Adjustable Straps and Zipper Opening

Click here for additional savings!

the ThermoClimb Adjustable Attic Stairway Insulator will keep hot air and air-conditioned air where you want it. An average attic will lose up to 27% of its total insulating properties without insulating the 10 sq. ft. of space over your attic door. An... more

$109.98

go to store
Johns Manville 670380 Duct Insulation, 1-1/2In X 48In X 25 Ft.

Johns Manville 670380 Duct Insulation, 1-1/2In X 48In X 25 Ft.

Duct Insulation, Wrap, Duct Insulation Material Fiberglass, 1 lbs. Density, Duct Insulation Width 48 In., Duct Insulation, 25 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 1-1/2 In., Approx. R... more

$70.95

go to store
Attic Stair Cover, R-50, 25x54 R-50 Rigid Insulation

Attic Stair Cover, R-50, 25x54 R-50 Rigid Insulation

The Battic Door Attic Stair Cover kit includes the rigid box (stair cover), rubber gasket, a reflective shield and R-50 insulation. The stair cover fits between trusses and is available in 2 sizes to fit most any size or brand of pull down ladder:... more

$149.50

go to store
Johns Manville 670378 Duct Insulation,1-1/2In X 48In X 25Ft

Johns Manville 670378 Duct Insulation,1-1/2In X 48In X 25Ft

Johns Manville 670378 Duct Insulation,1-1/2In X 48In X 25Ft more

$54.77

FREE shipping

go to store
Reflectix Reflective Insulation R-3.0 to R-7.5 48 in. W x 125 ft. L Roll 500 sq. ft.

Reflectix Reflective Insulation R-3.0 to R-7.5 48 in. W x 125 ft. L Roll 500 sq. ft.

Insulate Dblfoil48x125' more

$545.99 $385.29

FREE shipping

go to store
Reflectix Reflective Radiant Barrier Foil Insulation 48 in. W x 125 ft. L Roll 500 sq. ft. Energy Star Compliant

Reflectix Reflective Radiant Barrier Foil Insulation 48 in. W x 125 ft. L Roll 500 sq. ft. Energy Star Compliant

Brand Name: Reflectix Facing: Reflective Insulation Type: Radiant Barrier Product Type: Foil Insulation Width: 48 in. Length: 125 ft. Roll or Batt: Roll Coverage Area: 500 sq. ft. Energy Star Compliant: Yes Thickness: 0.006 in. Usage: Attic Rafters... more

$98.99

FREE shipping

go to store

Overstock.com

(675,000+)
Unique Bargains Aluminum Foil-Scrim-Kraft Insulation Jacketing Tape 20 Meter Length x 15mm Width

Unique Bargains Aluminum Foil-Scrim-Kraft Insulation Jacketing Tape 20 Meter Length x 15mm Width

Description:Specially designed for taping insulation joints against moisture and vapor on tri-directional FSK jacketing. Used as a fiberglass duct wrap where strength is required. Used for patching scrim reinforced duct installation.Sealing insulation... more

$20.99 $10.38

FREE shipping

go to store
Attic Stair Cover, R-50, 22x54 R-50 Fiberglass

Attic Stair Cover, R-50, 22x54 R-50 Fiberglass

The Battic Door Attic Stair Cover kit includes the rigid box (stair cover), rubber gasket, a reflective shield and R-50 insulation. The stair cover fits between trusses and is available in 2 sizes to fit most any size or brand of pull down ladder:... more

$99.50

go to store
Attic Stair Cover, R-50, 25x54 R-50 Fiberglass

Attic Stair Cover, R-50, 25x54 R-50 Fiberglass

The Battic Door Attic Stair Cover kit includes the rigid box (stair cover), rubber gasket, a reflective shield and R-50 insulation. The stair cover fits between trusses and is available in 2 sizes to fit most any size or brand of pull down ladder:... more

$99.50

go to store
Johns Manville Silver Duct Insulation

Johns Manville Silver Duct Insulation

Duct Insulation, Board, Duct Insulation Material Fiberglass, 6 lbs. Density, Duct Insulation Width 24 In., Duct Insulation, 4 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 2 In., Approx. R Value... more

$38.97

FREE shipping

go to store
Johns Manville Silver Duct Insulation

Johns Manville Silver Duct Insulation

Duct Insulation, Board, Duct Insulation Material Fiberglass, 3 lbs. Density, Duct Insulation Width 24 In., Duct Insulation, 4 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 1 In., Approx. R Value... more

$19.59

go to store
Johns Manville Silver Duct Insulation

Johns Manville Silver Duct Insulation

Duct Insulation, Board, Duct Insulation Material Fiberglass, 6 lbs. Density, Duct Insulation Width 24 In., Duct Insulation, 4 ft. Duct Insulation Length, Foil Scrim Kraft Jacket Material, Duct Insulation Color Silver, Thickness 1-1/2 In., Approx. R... more

$38.94

FREE shipping

go to store
Quietflex Flex Duct 12 In. Diameter, R 4.2 Insulation Value, 25 Ft. Length 1240

Quietflex Flex Duct 12 In. Diameter, R 4.2 Insulation Value, 25 Ft. Length 1240

$46.99 $44.14

go to store
Quietflex Flex Duct 10 In. Diameter, R 4.2 Insulation Value, 25 Ft. Length 1040

Quietflex Flex Duct 10 In. Diameter, R 4.2 Insulation Value, 25 Ft. Length 1040

$41.99 $34.76

go to store
Quietflex Flex Duct 12 In. Diameter, R 6 Insulation Value, 25 Ft. Length 1280

Quietflex Flex Duct 12 In. Diameter, R 6 Insulation Value, 25 Ft. Length 1280

$64.99 $51.99

go to store
M-Ke Thermaflex Flexible Hvac Duct - R4.2, 5" Dia.

M-Ke Thermaflex Flexible Hvac Duct - R4.2, 5" Dia.

These highly efficient flex ducts feature a core that is bonded to the steel wire coil to support the fiberglass insulation. Duct insulation is available in three different R-values for varied thickness: R-4.2, R-6.0 and R-8.0 The acoustically rated,... more

$57.11

FREE shipping

go to store
M-Ke Thermaflex Flexible Hvac Duct - R4.2, 10" Dia.

M-Ke Thermaflex Flexible Hvac Duct - R4.2, 10" Dia.

These highly efficient flex ducts feature a core that is bonded to the steel wire coil to support the fiberglass insulation. Duct insulation is available in three different R-values for varied thickness: R-4.2, R-6.0 and R-8.0 The acoustically rated,... more

$69.00

FREE shipping

go to store
M-Ke Thermaflex Flexible Hvac Duct - R4.2, 7" Dia.

M-Ke Thermaflex Flexible Hvac Duct - R4.2, 7" Dia.

These highly efficient flex ducts feature a core that is bonded to the steel wire coil to support the fiberglass insulation. Duct insulation is available in three different R-values for varied thickness: R-4.2, R-6.0 and R-8.0 The acoustically rated,... more

$50.19

FREE shipping

go to store
Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Insulated 8 in. air duct. Super strong reflective cloth exterior. Itch-free 3-ply permanent sound deadening insulation. 25 ft. fiberglass reinforced ducting. Includes clamps. Weighs 6 lbs.. Measures 11.6L x 11.6W x 23.2H in.. more

$69.95

FREE shipping

go to store
Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Air Duct - 8 in. - 25 ft. Insulated - ACDC825IN

Insulated 8 in. air duct. Super strong reflective cloth exterior. Itch-free 3-ply permanent sound deadening insulation. 25 ft. fiberglass reinforced ducting. Includes clamps. Weighs 6 lbs.. Measures 11.6L x 11.6W x 23.2H in.. more

$69.95

FREE shipping

go to store
Reach Barrier DD48050 Air Double Reflective Polyethylene Insulation Roll, 4-Feet by 50-Feet

Reach Barrier DD48050 Air Double Reflective Polyethylene Insulation Roll, 4-Feet by 50-Feet

Reach Barrier DD48050 Reflective Air² Insulation features two layers of sealed air which are laminated between two layers of durable reflective polyethylene. This gives Reflective Air² the ability to retain its air longer and provides excellent... more

$69.09

FREE shipping

go to store
TVM 2222-24-025 Double Bubble Reflective Insulation

TVM 2222-24-025 Double Bubble Reflective Insulation

Between-joist reflective insulation consists of a double layer of polyethylene bubbles, sandwiched between two highly reflective aluminum surfaces. This product has been specifically designed for insulating residential wall and ceiling assemblies;... more

$21.14

go to store
Reach Barrier DD24125 Air Double Reflective Polyethylene Insulation Roll, 2-Feet by 125-Feet

Reach Barrier DD24125 Air Double Reflective Polyethylene Insulation Roll, 2-Feet by 125-Feet

Reach Barrier DD24125 Reflective Air² Insulation features two layers of sealed air which are laminated between two layers of durable reflective polyethylene. This gives Reflective Air² the ability to retain its air longer and provides excellent... more

$96.06

FREE shipping

go to store
Reach Barrier DD24100 Air Double Reflective Polyethylene Insulation Roll, 2-Feet by 100-Feet

Reach Barrier DD24100 Air Double Reflective Polyethylene Insulation Roll, 2-Feet by 100-Feet

Reach Barrier DD24100 Reflective Air² Insulation features two layers of sealed air which are laminated between two layers of durable reflective polyethylene. This gives Reflective Air² the ability to retain its air longer and provides excellent... more

$70.00

FREE shipping

go to store
Reach Barrier SS48250 Air Single Reflective Polyethylene Insulation Roll, 4 x 250-Feet

Reach Barrier SS48250 Air Single Reflective Polyethylene Insulation Roll, 4 x 250-Feet

Reach Barrier SS48250 Single Reflective Air Insulation features a single layer of sealed air laminated between two layers of durable polyethylene (one reflective, one white/non reflective). This gives Single Reflective Air the ability to retain its air... more

$198.00

FREE shipping

go to store
Reach Barrier SS24100 Air Single Reflective Polyethylene Insulation Roll, 2-Feet by 100-Feet

Reach Barrier SS24100 Air Single Reflective Polyethylene Insulation Roll, 2-Feet by 100-Feet

Reach Barrier SS24100 Single Reflective Air Insulation features a single layer of sealed air laminated between two layers of durable polyethylene (one reflective, one white/non reflective). This gives Single Reflective Air the ability to retain its air... more

$59.76

FREE shipping

go to store
Reach Barrier DD48250 Air Double Reflective Polyethylene Insulation Roll, 4-Feet by 250-Feet

Reach Barrier DD48250 Air Double Reflective Polyethylene Insulation Roll, 4-Feet by 250-Feet

Reach Barrier's DD48250 Air Double Reflective Polyethylene Insulation Roll is made of an innovative material called Reflective Air. It consists of (2) layers of sealed air which are then laminated between (2) layers of reflective polyethylene.... more

$544.48

FREE shipping

go to store
Reach Barrier SS24050 Air Single Reflective Polyethylene Insulation Roll, 2-Feet by 50-Feet

Reach Barrier SS24050 Air Single Reflective Polyethylene Insulation Roll, 2-Feet by 50-Feet

Reach Barrier SS24050 Single Reflective Air Insulation features a single layer of sealed air laminated between two layers of durable polyethylene (one reflective, one white/non reflective). This gives Single Reflective Air the ability to retain its air... more

$30.62

go to store
Reach Barrier SS48025 Air Single Reflective Polyethylene Insulation Roll, 4-Feet by 25-Feet

Reach Barrier SS48025 Air Single Reflective Polyethylene Insulation Roll, 4-Feet by 25-Feet

Reach Barrier SS48025 Single Reflective Air Insulation features a single layer of sealed air laminated between two layers of durable polyethylene (one reflective, one white/non reflective). This gives Single Reflective Air the ability to retain its air... more

$32.18

go to store

More information about Building Supplies

Best prices on Reflective insulation duct in Building Supplies online. Visit Bizrate to find the best deals on top brands. Read reviews on Home & Garden merchants and buy with confidence.