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HENRY
1-Gallon, Black, Rubberized Wet Patch Roof Leak Repair
- Mfg.#
- HE208R042
- Sku#
- 2197481
- Stops leaks instantly, even in standing water
- Apply from 0°F to 120°F (-18°C to 49°C)
- 100% wet surface adhesion per ASTM D3409
- No blistering, sagging or sliding per ASTM D4586
- Rubberized for improved flexibility and durability
* Estimated stock levels as of Wed, Apr 1, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.
Description
HE208R - RUBBERIZED Black Size Gal=.90
Specifications
General
| Autoignition Temperature | >250 C / 482 F |
|---|---|
| Base Material | Refined asphalt |
| Boiling point | > 150 C / 302 F |
| Color | Black |
| Compositions | Asphalt Limestone Solvent Naphtha Petroleum Medium Aliphatic Fullers Earth Cellulose |
| Container Type | Can |
| Coverage Area | 15 linear ft |
| Density | 1 - 1.1 (Relative) |
| Flammability Rating | 2 |
| Flash Point | 42 C / 108 F |
| Form | Liquid |
| Indoor/Outdoor | Outdoor |
| Odor/Scent | Solvent |
| Polymer Type | SBS |
| Specific Gravity | 1.12 |
| Temperature Rating | 0 to 120-degree F |
| Type | Roof leak repair |
| Usage | Repairs holes, cracks and splits on composition, mineral surface cap sheet, asphalt coated, SBS modified, metal and masonry roofs. Seals leaks and openings around flashings, chimneys, vents, skylights, joints in metal edging, gutters, etc. |
| VOC Content | 300 g/l maximum |
| Vapor Pressure | 3.6 |
| Viscosity | > 100 mm2/s |
Manufacturing Details
The following information is subject to change without notice
| Country of Origin | US |
|---|---|
| Manufacturer Warranty | 10 yr limited |
| Prop 65 Warning |
WARNING: This product can expose you to chemicals known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.
|
| Shop USA | Yes |
Dimensions
| Size | 1 gal |
|---|---|
| Weight | 10 lb |
Label Information
| Certification, Codes, Standards | Miami-Dade County Approved. Meets or exceeds ASTM D4586, Standard Specification for Asphalt Roof Cement. Meets or exceeds ASTM D3409, Standard Test Method for Adhesion of Asphalt-Roof Cement to Damp, Wet, or Underwater Surfaces |
|---|
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