Home Fire Protection Wraps and Collars STI Series SSWRED Intumescent Wrap Strip
STI Intumescent Wrap Strip
Prevent The Spread of Fire Around Pipe Passages and Pass-Through
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STI Intumescent Wrap Strip
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Specified Technology Inc's wrap strips provide you with a foolproof solution for preventing flame and smoke spread in through-ways. These easy to install intumescent strips expand to 24 times their original size when exposed to temperatures over 250°F, to completely seal cavities in walls, ceilings, and floors. |
- Easy to install- takes only minutes to secure your building against a spreading fire
- Safe for plastics tested on PVC, ccPVC, ABS, ccABS, PP, FRPP, and PVDF
- Water-resistan:t will not break down or lose qualities when exposed to moisture
- Conforms easily to the pipes to make installation a snap
- UL classified for plastic pipe applications up to and including 3 hours
- ASTM E814 and UL1479
- SSWRED MSDS (PDF)

| Part # | STI-SSWRED |
| Color | Red |
| Thickness | 1/4” (6 mm) |
| Width | 1-1/2” (38 mm) |
| Length | 12’ (3.7 m) |
| Weight | 1.10 lbs (0.52 kg) |
| Expansion System | Two-Stage |
| Expansion Begins | 250° F (121° C) |
| Volume Expansion | 16 to 24x |
| In Service Temp | Less than 130°F(54°C) |
| Storage Temp | Less than 120°F (49°C) |
| Shelf Life | No Limit |
| Oven Aging | No Change (60°C) |
| Humidity Exposure | No Change (60° C; 98% R.H.) |
| UL Accelerating Aging | Pass |
| PART # | DESCRIPTION | DIMENSIONS | WEIGHT | QUANTITY | PRICE |
| STI-SSWRED | Red Wrap Strip | 1.5" W x 0.25" Thick x 12' L | 3.03 lbs | 1 | |
| STI-SSWRC2 | Metal Restraining Collar | 25' Long | 3.76 lbs | 1 | |
| STI-WSC-8RED | Pre-formed restraining Collar for 6" Plastic Pipe | 6" Dia. | 1.06 lbs | 1 | |
| STI-SSWFT | Foil Tape | 2" x 30' | 0.44 lb | 6 |
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