GAF MasterFlow Zinc Moss & Mildew Preventer, 2.67 in x 50 ft Roll (NMM50)
Regular price $40.23Zinc Roof Moss & Mildew Preventer Roll
Install this zinc strip near the roof ridge to help inhibit moss and mildew growth on shingles. Durable zinc material delivers long-lasting protection in a convenient 2.67 in x 50 ft roll for easy application on residential roofs.
Key Features:
- Long-Lasting Protection: Zinc composition helps prevent moss and mildew growth on roofs
- Easy Installation: Installs near the ridge; roll format allows quick cutting and placement
- Durable Material: Mill finish zinc resists weathering for extended service life
- Ideal Coverage: 2.67 in width by 50 ft length fits along ridgelines and problem areas
- Trusted Brand: Part of the MasterFlow line from GAF for roofing accessories
Specifications Table:
| Specification | Details |
|---|---|
| Manufacturer Part Number | NMM50 |
| Brand | GAF |
| Product Line | MasterFlow |
| Material | Zinc |
| Finish | Mill Finish |
| Dimensions | 2.67 in x 50 ft |
| Unit of Measure | Roll (RL) |
| Item Weight | 4.5 lb |
| Applicable Standards | EPA Approved |
| Intended Use | Install near roof ridge to help prevent moss and mildew growth |
Frequently Asked Questions (FAQ):
Q: How is this product installed?
A: Cut the zinc strip to length and fasten it near the roof ridge under the cap shingles, allowing rainwater to wash zinc ions down the roof surface.
Q: What roof types is it compatible with?
A: Designed for use on typical asphalt shingle roofs; verify suitability with your roofer for other materials.
Q: How long does the protection last?
A: Zinc strips provide multi-year protection as rain releases zinc ions over time; inspect periodically and replace when significantly corroded or depleted.
Q: What are the roll dimensions?
A: Each roll measures approximately 2.67 inches wide by 50 feet long.
Q: Is it EPA approved?
A: Yes, the product is listed as EPA approved.
A Sleek Zinc Line That Keeps Your Roof Pristine
I love how a discreet ribbon of zinc can so elegantly preserve a home’s silhouette, keeping the roof crisp and clean. The mill-finish sheen feels industrial-chic, disappearing visually while working tirelessly. Run it along the ridge beneath cap shingles and pair with charcoal asphalt for a refined, low-maintenance statement. It’s a quiet luxury—performance that protects the architecture you love.
Safeguard your roof’s look and longevity—add this zinc moss preventer roll to your project today.
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