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Insulation Type Insulation Type |
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 | Sheet/Strip |
System of Measurement System of Measurement |
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Material Material | Show |
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Material Material | Hide |
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Maximum Temperature Maximum Temperature |
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For Use On For Use On |
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Backing Type Backing Type |
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 | Plain |
Density Density |
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Minimum Temperature Minimum Temperature |
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DFARS (Defense Acquisition Regulations Supplement) DFARS (Defense AcquisitionRegulations Supplement) |
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Heat Flow Rate Heat Flow Rate |
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Specifications Met Specifications Met |
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About Selecting Thermal Insulation
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Rigid Fiberglass Duct Insulation Sheets
With Foil Facing
With Kraft Paper Facing
- Temperature Range: 0° to 450° F
- Facing Temperature Range: 0° to 150° F
- Heat Flow Rate: 0.23 Btu @ 75° F
- Density: See table
- Color: Yellow
- Facing Color:
Foil Facing: Silver;
Kraft Paper Facing: White - Specifications Met: ASTM E84 25/50 for Flame and Smoke
Insulate rectangular ductwork.
Sheets with foil facing reflect heat. The foil facing is also known as foil scrim kraft (FSK). Seal with reinforced HVAC tape (sold separately).
To seal sheets with kraft paper facing, use reinforced insulation tape (sold separately).
Sheets with Foil Facing | Sheets with Kraft Paper Facing | |||||||
|---|---|---|---|---|---|---|---|---|
| Thick. | Wd. | Lg., ft. | R Value | Flexibility | Each | Each | ||
3 lbs./cu. ft. Density | ||||||||
| 1" | 24" | 4 | 4.3 | Rigid | 000000 | 000000 | 000000 | 000000 |
| 1 1/2" | 24" | 4 | 6.5 | Rigid | 000000 | 00000 | 000000 | 00000 |
| 2" | 24" | 4 | 8.7 | Rigid | 000000 | 00000 | 000000 | 00000 |
6 lbs./cu. ft. Density | ||||||||
| 1" | 24" | 4 | 4.3 | Rigid | 000000 | 00000 | 000000 | 00000 |
| 1 1/2" | 24" | 4 | 6.5 | Rigid | 000000 | 00000 | 000000 | 00000 |
| 2" | 24" | 4 | 8.7 | Rigid | 000000 | 00000 | 000000 | 00000 |
Flexible Fiberglass Duct Insulation Sheets
Wrap rectangular and round ductwork with this flexible insulation. Seal with reinforced HVAC tape (not included).
Sheets with foil facing reflect heat. The foil facing is also known as foil scrim kraft (FSK).
Sheets with vinyl facing are tear resistant.
Sheets with Foil Facing
With Foil Facing
- Temperature Range: 0° to 250° F
- Heat Flow Rate: 0.26 Btu @ 75° F
- Color: Brown
- Facing Color: Silver
- Specifications Met: ASTM E84 25/50 for Flame and Smoke
10 ft. × 48" | 50 ft. × 48" | 75 ft. × 48" | 100 ft. × 48" | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Thick. | R Value | Flexibility | Each | Each | Each | Each | ||||
| 1 1/2" | 4.5 | Flexible | 0000000 | 000000 | 000000 | 00 | 000000 | 00 | 0000000 | 0000000 |
| 1 1/2" | 4.8 | Flexible | 0000000 | 00000 | 000000 | 00 | 0000000 | 0000000 | 000000 | 00 |
| 1 1/2" | 5 | Flexible | 000000 | 00000 | 000000 | 00 | 000000 | 00 | 000000 | 000000 |
| 2" | 5.6 | Flexible | 0000000 | 00000 | 000000 | 00 | 0000000 | 000000 | 000000 | 00 |
| 2" | 6 | Flexible | 0000000 | 00000 | 000000 | 00 | 0000000 | 000000 | 000000 | 00 |
| 2" | 6.4 | Flexible | 0000000 | 00000 | 0000000 | 0000000 | 000000 | 00 | 000000 | 00 |
| 2 3/16" | 6 | Flexible | 0000000 | 00000 | 000000 | 00 | 0000000 | 000000 | 000000 | 00 |
| 3" | 8.4 | Flexible | 0000000 | 00000 | 0000000 | 000000 | 000000 | 00 | 000000 | 00 |
| Reinforced HVAC Tape | 00000000 | Each | 00000 |
