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Product Specifications:
| Item | Pipe Insulation |
| Approx. "r" Value | 3.45 |
| Body Material | Closed Cell Glass |
| Clean Room Class | Not Applicable |
| Color | Black |
| Features | Homogeneous |
| Fits Pipe Size | 1/2" |
| Fits Tube Size | 7/8" |
| Flame Spread Index | 25 |
| Flexibility | Rigid |
| Foam Cell Type | Closed |
| For Copper Tube Size | 7/8" |
| For Environment | Chemicals, Highly Corrosive |
| For Iron Pipe Size | 1/2" |
| For Piping System | Chemical, Chilled Water, Cryogenic System, Heat Transfer Fluid, Hot Asphalt, Hot Oil, Hydrocarbon Processing System, Steam |
| For Tube I.d. | 3/4" |
| For Tube O.d. | 7/8" |
| Form | Tube |
| Inside Diameter | 7/8" |
| Installation Style | Slit In Half |
| Insulation Material | Cellular Glass |
| Insulation Nominal I.d. | 7/8" |
| Insulation R-value | 3.45 |
| Insulation Type | Rigid |
| Jacket Material | Unfaced |
| K Value | 0.29 btu |
| Material | Closed Cell Glass |
| Maximum Operating Temperature | 900°F |
| Minimum Operating Temperature | -450°F |
| Outside Diameter | 2 7/8" |
| Overall Length | 2 ft. |
| Plenum Rating | Plenum Rated |
| Resistance Properties | Chemical Resistant, Corrosion Resistant, Moisture Resistant, Mold/Mildew Resistant |
| Temp. Range | -450°F to +900°F |
| Thickness | 1" |
| Wall Thickness | 1" |
Shipping Info:
| Ship weight (kg) | 0.28 |
| Ship height (cm) | 60.96 |
| Ship length (cm) | 15.24 |
| Ship width (cm) | 15.24 |
| HS code | 6903900050 |
Product Variants
| Product | Model | For Copper Tube Size | Thickness | Approx. "r" Value | Insulation R-value | Insulation Nominal I.d. | For Iron Pipe Size | Fits Pipe Size | For Tube I.d. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
556561 | 2 3/8" | 2" | 6.9 | 6.9 | 2 3/8" | 2" | 2" | - | €139.59 | |
![]() |
530303 | 3" | 2" | 6.9 | 6.9 | 3" | 2 1/2" | - | - | €157.01 | |
![]() |
23625 | 3 1/2" | 2" | 6.9 | 6.9 | 3 1/2" | 3" | 3" | - | €157.01 | |
![]() |
557522 | 1 1/8" | 1" | 3.45 | 3.45 | 1 1/8" | - | - | 1" | €54.79 | |
![]() |
563451 | 1 3/8" | 1" | 3.45 | 3.45 | 1 3/8" | 1" | 1" | 1 1/4" | €57.52 | |
![]() |
560452 | 1 5/8" | 1" | 3.45 | 3.45 | - | 1 1/4" | - | 1 1/2" | €57.52 | |
![]() |
557523 | - | - | 3.45 | - | 2" | 1 1/2" | - | - | €70.70 |
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FOAMGLAS 557521 Pipe Insulation 7/8 Inch Inner Diameter 2 Feet Length Black
€54.79 /unit





