Polyken 627-35 Shadowlastic Plus Roof Flashing Tape, Black, 12 in x 50 ft (35 mil)
Regular price $155.00Polyken Shadowlastic flashing tape
Polyken 627 Shadowlastic Plus is a peel-and-stick black flashing tape designed to create a long-term, weather-tight seal against moisture, air, and vapor penetration. Its rubber adhesive is formulated for strong, immediate adhesion and conformability across hot and cold conditions.
Key Features:
- Weather-Tight Sealing: Helps block moisture, air, and vapor penetration for reliable flashing protection
- Cold-Weather Adhesion: Designed to bond immediately even in extremely cold operating conditions
- Peel-and-Stick Application: Easy to apply with a removable paper release liner
- Durable Exposure Resistance: Resists UV degradation for up to 3 years of direct sunlight exposure
- Sealant Compatibility: Compatible with most caulks and sealants and does not react to most solvent-based solutions
Specifications Table:
| Specification | Details |
|---|---|
| Category | Flashing |
| Sub Category | Metal Flashing Tape |
| Color | Black |
| Width | 12 in |
| Length | 50 ft |
| Thickness | 35 mil |
| Material | Rubber |
| Adhesive Material | Rubber |
| Liner Type | Slit |
| Minimum Operating Temperature | -30 °F |
| Maximum Operating Temperature | +200 °F |
| Standards Met | ASTM D 412-97; ASTM D 903-93; AAMA 711; ASTM E2112 |
| Unit of Measure | RL (Roll) |
| Package Quantity | 1 roll per unit |
| Case Quantity | 4 units per case |
Frequently Asked Questions (FAQ):
Q: Is this tape peel-and-stick?
A: Yes—it's designed for easy application; peel the release liner and stick in place.
Q: What temperature range can it be used in?
A: It can be used from -30°F to +200°F.
Q: What are the dimensions and thickness?
A: This roll is 12 in wide x 50 ft long and is 35 mil thick.
Q: What is the adhesive type?
A: It uses a rubber adhesive.
Q: Does it meet any common standards?
A: Yes; listed standards include AAMA 711 and ASTM E2112 (and also ASTM D 412-97 and ASTM D 903-93).
A sleek, shadow-toned seal for the details that matter
There’s a quiet luxury in precision—the kind that lives in the seams, the edges, the places you don’t notice until they’re flawless. This deep black flashing tape brings a tailored, architectural finish while delivering a weather-tight seal that stands up to temperature swings and sun exposure. Use it to refine roof and flashing transitions with a clean, confident line—especially where crisp contrast elevates the entire envelope. It’s the behind-the-scenes essential that makes a space feel truly finished and enduring.
Choose Polyken Shadowlastic Plus to create a clean, durable flashing seal that helps keep moisture and air where they belong—out.
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