SKU: 76851364033

GAF WeatherWatch 36-in x 50-ft (150 sq ft) Polypropylene Peel & Stick Roof Underlayment

Sale price$81.12 Regular price$90.13
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Ships within 48 hours · Estimated delivery Jul 19 - Jul 24

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Description

GAF WeatherWatch 36-in x 50-ft (150 sq ft) Polypropylene Peel & Stick Roof UnderlaymentGAF WeatherWatch Peel & Stick Roof Underlayment A self sealing, polypropylene leak barrier designed for vulnerable roof areas. The WeatherWatch underlayment installs easily with peel and stick application and lies flat for a clean, uniform look under asphalt shingles. Key Features: Self Sealing Protection: Forms a tight seal around nails and vulnerable areas to help prevent leaks Easy Peel & Stick Install: Split back release film and dual side selvage

GAF WeatherWatch Peel & Stick Roof Underlayment

A self-sealing, polypropylene leak barrier designed for vulnerable roof areas. The WeatherWatch underlayment installs easily with peel-and-stick application and lies flat for a clean, uniform look under asphalt shingles.


Key Features:

  • Self-Sealing Protection: Forms a tight seal around nails and vulnerable areas to help prevent leaks
  • Easy Peel & Stick Install: Split-back release film and dual-side selvage speed application and reduce labor
  • Fiberglass-Reinforced Stability: Resists wrinkling/buckling to lie flat under shingles for a better finish
  • Ice Dam Defense: Provides a protective barrier at eaves, rakes, valleys, and around penetrations
  • Sized for Coverage: 36 in. x 50 ft roll covers 150 sq ft (1.5 squares)

Specifications Table:

Specification Details
Series Name WeatherWatch
Material Polypropylene
Application Method Peel & stick
Underlayment Grade #30
Coverage Area 150 sq ft
Length 50 ft
Width 36 in
Warranty Limited lifetime
For Use with Asphalt Shingles Yes
For Use with Metal Roofing No
For Use with Wood Shakes Yes
For Use with Flat Roofing No
Weight 64 lbs
UNSPSC 30151500

Frequently Asked Questions (FAQ):

Q: Can this be used under asphalt shingles?
A: Yes, it is designed for use under asphalt shingles.


Q: What is the roll size and coverage?
A: Each roll is 36 inches wide by 50 feet long, covering 150 sq ft (1.5 squares).


Q: Does it require nails or fasteners?
A: It is peel-and-stick; fasteners may be used per local codes, and the material self-seals around nails.


Q: Is it suitable for metal roofing or flat roofs?
A: No, it is not intended for metal or flat roofing applications.


Q: What warranty is offered?
A: Limited lifetime warranty when installed with qualifying GAF products (see manufacturer details).


A Sleek, Protective Layer for a Polished Roofline

This underlayment brings a refined, uniform foundation to your roof, smoothing the plane for a crisp shingle presentation. The mineral-surfaced, fiberglass-reinforced sheet lies impeccably flat, enhancing the overall silhouette. Use it strategically at eaves, valleys, and around chimneys to elevate performance while preserving the aesthetic. It’s a quiet luxury—discreet yet essential for a resilient, beautiful home.


Safeguard your roof’s most vulnerable areas with WeatherWatch—add this peel-and-stick leak barrier 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: 76851364033

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4.7 ★★★★★
Based on 26 reviews
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kaity
Dallas, US
★★★★★ 5
Small fan, serious power
Color: Black
I bought the Honeywell Turboforce Fan for my bedroom, and I’m honestly impressed with how powerful this little thing is. Don’t let the compact size fool you — it moves a lot of air. On the lowest setting it’s perfect for a gentle breeze while sleeping, and the higher settings can easily cool down a medium-sized room or help circulate AC much more efficiently. The 90-degree pivoting head is a great feature. I can angle it upward for better air circulation or point it directly at me when it’s extra hot. It’s lightweight, easy to move around, and doesn’t take up much space on a desk or nightstand. It can also be wall-mounted, which is a nice bonus. Noise level is reasonable. On low, it’s actually a pleasant white noise. Medium and high are louder, but not in an annoying way — just the sound of strong airflow. Build quality feels solid for the price, and it’s been running daily without any issues. For the cost, this fan seriously overperforms. If you need a compact, affordable, and powerful fan, this is a no-brainer. I’d absolutely buy it again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
G
Verified Purchase
Gianluca
Port Orchard, US
★★★★★ 5
Great price and very quiet
Color: Black
I use the Honeywell TurboForce HT-900 in my home office to help with airflow around my computer setup, and it’s been a solid performer for the price. Despite its small size, it moves a surprising amount of air. On high, it pushes a strong, focused stream that actually reaches across the room. Medium is what I use most often since it balances good circulation with reasonable noise, and low is quiet enough to run in the background without being distracting. Noise levels are generally acceptable. Low and medium are fairly quiet with a consistent hum, while high is noticeably louder but still not unbearable for short bursts. It’s also very simple to position and use. The head tilts easily, so you can aim airflow exactly where you need it, and the compact size makes it easy to place on a desk without taking up much space. Overall, it’s a straightforward, no-frills fan that does its job well. Strong airflow, simple controls, and good value for the price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 30, 2026
B
Verified Purchase
Brandy Mullane
Port Orchard, US
★★★★★ 5
Powerful and long lasting
Color: Black
I purchased a blue colored one in May 2022 and it finally went out a few days ago. I ran this thing almost constantly as im going through menopause and it came to be a staple at my bedside. 4 years of running ALL THE TIME! Great little fan with a ton of airflow to keep me cool during night sweats. And it has just enough white noise to distract from outside noise. Also, the motor power never differentiated after using for so long. It was still strong. I just ordered another one to replace it and cant wait for it to arrive so I can sleep again! Only thing is they only have bakck or white instead of blue this time but thats ok as long as it performs.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
M
Verified Purchase
Morocco Victor Parker
New York, US
★★★★★ 4
Small fan, serious power
Color: Black
I bought the Honeywell Turboforce Fan for my bedroom, and I’m honestly impressed with how powerful this little thing is. Don’t let the compact size fool you — it moves a lot of air. On the lowest setting it’s perfect for a gentle breeze while sleeping, and the higher settings can easily cool down a medium-sized room or help circulate AC much more efficiently. The 90-degree pivoting head is a great feature. I can angle it upward for better air circulation or point it directly at me when it’s extra hot. It’s lightweight, easy to move around, and doesn’t take up much space on a desk or nightstand. It can also be wall-mounted, which is a nice bonus. Noise level is reasonable. On low, it’s actually a pleasant white noise. Medium and high are louder, but not in an annoying way — just the sound of strong airflow. Build quality feels solid for the price, and it’s been running daily without any issues. For the cost, this fan seriously overperforms. If you need a compact, affordable, and powerful fan, this is a no-brainer. I’d absolutely buy it again.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 23, 2026
D
Verified Purchase
Dk
Louisville, US
★★★★★ 5
Great powerful little fan, good deal.
Color: Black
Nice powerful fan, good price! larger than an average desktop fan, keeps the air moving, and is fairly quiet.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2026

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