SKU: 63855105514

GAF MasterFlow Zinc Moss & Mildew Preventer, 2.67 in x 50 ft Roll (NMM50)

Sale price$36.21 Regular price$40.23
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Description

GAF MasterFlow Zinc Moss & Mildew Preventer, 2.67 in x 50 ft Roll (NMM50)Zinc 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

Zinc 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.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 63855105514

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4.5 ★★★★★
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Animatus
Fort Morgan, US
★★★★★ 5
Great upgrade compared to others
Color: Rechargeable with Storage Stand and Box - Black
This frother is far superior to other hand held versions we’ve owned. The attachments are much sturdier and don’t bend as easily (which made the others we’ve purchased quite useless). Rechargeable battery seems to last longer and provides plenty of power even on the lowest setting. The little wisk easily whips up eggs for a morning omelette and frothing cream and mixing powder into drinks are super easy with the other attachments. Finally, the stand is actually sturdy and balanced enough that it doesn’t easily tip over.
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Reviewed in the United States on May 4, 2026
S
Verified Purchase
Susan Mather Barone
Carnegie, US
★★★★★ 5
Three froth/blend options, rechargeable, comes with container
Color: Rechargeable with Storage Box - Silver, Color: Rechargeable with Storage Box - Silver
I watch a gentleman online who always talks about how in his 40 years he didn’t know x, y, z, and ends with “ain’t no way.” He made this 3-ingredient — 4 with ice— iced coffee, and used a handheld frother, so after shopping for ingredients, I went in search of a frother. What I liked about this one is that it’s not battery operated, but instead is rechargeable. It comes with three attachment, one of which I can use for cake batter, whipping up eggs, making homemade whipped cream, and also sauces and gravy. It also has a case so I am storing it with my coffee paraphernalia. It has three settings and I used the high setting. As you can see it really froths up the ingredients. I’m very pleased with my purchase and thought about all the times I need a slurry of water and cornstarch to thicken soups and stews. I don’t know the charge life yet, but so far, so good. What you see in the cup is 2 tablespoons of sweetened condensed milk, 3 teaspoons of instant espresso, and 2 ounces of water. Then you add the ice and your creamer, half-and-half, or barista lover’s oat milk, and you’re done. Not too bad, as my grandpa used to say.
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Reviewed in the United States on May 9, 2026
N
Verified Purchase
Nancy Byrd
Birmingham, US
★★★★★ 5
Great product
Color: Rechargeable with Storage Box - Black
It’s great! Very powerful, even on low speed. Mixes fiber, and powdered mix-ins very well as well as frothing milk. Nice sturdy little case to keep the components in. Stays charged for a long time.
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Reviewed in the United States on June 5, 2026
B
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Bio Grl
Lowell, US
★★★★★ 5
Easy to use, perfect small mixer for mornings
Color: Rechargeable with Storage Stand and Box - Black
Comes charged and charges quickly when needed, love the stand and case for the extra attachments, easy to use and clean
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Reviewed in the United States on May 27, 2026
K
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Kate
Port Orchard, US
★★★★★ 5
Best Hand-Held Frother EVER
Color: Rechargeable with Storage Stand and Box - Black
I have had many hand-held frothers over the years; hand-held as well as counter top. None of them have really given me the froth that I want which is dense foam to the point that it almost forms "peaks" and needs to be spooned into my coffee. Additionally, the one that I always went back to (hand-held) only lasted for 3-6 months at best before breaking and sometimes it lasted only a few weeks. Additionally, it drained batteries to the point they needed to be replaced every 2-3 weeks. The Circle Joy DOES make thick, dense froth (I use very cold skim milk on the high speed), has 3 speeds and is rechargeable so no more battery issues. Once I froth the milk, I pop it in the microwave for 40 seconds or so to heat/warm it up. It also comes with an attachment for beating eggs as well as an attachment for stirring in protein powders. I don't need the egg beater and I use the low speed to mix in chocolate collagen powder. I just got this frother so reliability is yet to be proven but I figure at $20.00 even if it needs to be replaced every six months ... it is still a winner.
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Reviewed in the United States on May 8, 2026

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