CertainTeed Roofing RoofRunner High-Performance Synthetic Roofing Underlayment, 4 ft x 250 ft Roll (10 SQ)
SKU: 86298007348

CertainTeed Roofing RoofRunner High-Performance Synthetic Roofing Underlayment, 4 ft x 250 ft Roll (10 SQ)

Sale price$115.82 Regular price$128.69
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Description

CertainTeed Roofing RoofRunner High-Performance Synthetic Roofing Underlayment, 4 ft x 250 ft Roll (10 SQ)RoofRunner Synthetic Roofing Underlayment, 4'x250' Lightweight, scrim reinforced synthetic underlayment engineered for asphalt shingle roofs. Provides water resistant protection with a special top surface treatment for excellent slip resistance and superior dimensional stability versus felt. Key Features: High Slip Resistance: Special top surface treatment for secure footing, even when wet Water Resistant Protection: Acts as a barrier beneath asphalt

RoofRunner Synthetic Roofing Underlayment, 4'x250'

Lightweight, scrim-reinforced synthetic underlayment engineered for asphalt shingle roofs. Provides water-resistant protection with a special top surface treatment for excellent slip resistance and superior dimensional stability versus felt.


Key Features:

  • High Slip Resistance: Special top surface treatment for secure footing, even when wet
  • Water-Resistant Protection: Acts as a barrier beneath asphalt shingles on roof decks
  • Dimensional Stability: Resists moisture-related expansion to help prevent telegraphing wrinkles
  • Lightweight Synthetic Build: Polymer-based, scrim-reinforced for strength and ease of handling
  • Large Coverage: 10 square (1,000 sq. ft.) per 4' x 250' roll

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Roll Width 4' (1220 mm)
Roll Length 250'
Coverage per Roll 1000 sq. ft. (10 squares)
Thickness 7 mil
Material Lightweight synthetic polymer-based, scrim-reinforced
Surface Treatment Special top surface for excellent slip resistance
Use Water-resistant layer beneath asphalt roofing shingles on roof decks
Fire Rating ASTM E108, Class A
Standards/Approvals ASTM D226; ICC-ES AC188; ICC-ES ESR 4103; TDI Approved; Florida Approval FL21841; Miami-Dade County Approved

Frequently Asked Questions (FAQ):

Q: What roofing types is RoofRunner intended for?
A: Designed for use beneath asphalt roofing shingles on roof decks.


Q: Is the surface safe to walk on during installation?
A: Yes, it has a special top surface treatment that provides excellent slip resistance, even when wet.


Q: How much area does one roll cover?
A: Each 4' x 250' roll covers 10 squares, or 1,000 sq. ft.


Q: How does it compare to felt underlayment?
A: It offers superior dimensional stability when wet, helping prevent wrinkles that can telegraph through shingles.


Q: What standards or approvals does it meet?
A: ASTM D226; ASTM E108 Class A Fire; ICC-ES AC188; ICC-ES ESR-4103; TDI Approved; Florida Approval FL21841; Miami-Dade County Approved.


A Sleek, Secure Foundation for Elevated Roofscapes

RoofRunner lays down a crisp, modern layer that streamlines the roofing silhouette while elevating performance. Its scrim-reinforced body and slip-resistant finish feel tailored—quietly sophisticated beneath the shingles. Pair it with architectural asphalt shingles to keep lines clean and surfaces flawless. This underlayment is the unseen essential that brings polish and luxury to the entire roof.


Choose RoofRunner to secure your roof with stable, slip-resistant protection and cover 1,000 sq. ft. per roll with confidence.

Warranty

Installation

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: 86298007348

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4.4 ★★★★★
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Product Reviews
D
Verified Purchase
DD
Lake Worth, US
★★★★★ 5
ChuckIt is AMAZING!
Style: Sport, Size: Large
I can't throw a ball to save my soul. Just got this today and lobbed a ball to the far end of my 1- acre yard. The dog loves it, and I love it!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 8, 2026
S
Verified Purchase
Sean
Whiting, US
★★★★★ 4
I recommend using the KONG Extreme Dog Toy
Style: Sport, Size: Large
Helpful for throwing as much as my dog wants to fetch. I actually had to get a cortisone injection in my shoulder a few months after getting my dog - never had a dog with this much energy before! The Chuckit really helps. Downside: The ball that comes with it is larger than a tennis ball, so may be too much for smaller doge. I can't imagine my sister-in-law's french bulldog carrying it! Also, in our house it gets destroyed within minutes, as my dog is a strong chewer. For this situation, I recommend using the KONG Extreme Dog Toy, Black, size Large. This is shaped sort of like a snowman, which means it bounces unpredictably at times. My dog eventually chews the "head" off of this toy, but the remaining 2/3 still fits in the Chuckit (and is actually easier to throw with the "head" missing!). One caveat: the KONG is significantly heavier than the ball included with the Chuckit, so be aware of that... Also, we ordered our first Chickit in October 2015, then needed to replace it in May of 2017, as it broke. I think the plastic became brittle over that time, as we left it out in the sun & rain in Florida. Since it is cheap to replace, that's not a big deal. (We ordered three Kong toys over that same period of time!) To summarize, it's a very helpful tool to get the ball further, faster, with less strain, than without it. Knowing there are alternatives to the included ball for heavy chewers makes it worthwhile.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 19, 2017
D
Verified Purchase
DesertRoads
Phoenix, US
★★★★★ 5
Great Ball Launcher!
Style: Sport, Size: Large
Our dogs love this ball launcher! I can throw the ball long distances without any arm strain. The balls wear out, and as described by others, tennis balls don’t fit. Buy extra balls if this is of concern. We bought a few of the “Chuck It” rubber 3” balls and they have worked well for our dogs. It’s a great value and fun for the dogs.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 28, 2025
C
Verified Purchase
Cheri Who
Cuba, US
★★★★★ 5
Chuckit!! Just Chuck it!!
Style: Sport, Size: Large
Chuck it further than your skinny little arms can chuck it. Doggo loved this, I loved this and when we were done Doggo promptly hid it under the porch so I couldn’t take it from him. It’s not a squeaky toy, it’s for fetch. You wing it out toward the yard and it flies, bounces if it’s lucky then is attacked in an adoring manner. We like it!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
D
Verified Purchase
Don L. III
Lexington, US
★★★★★ 5
Great to exercise the dogs!
Style: Sport, Size: Large
Great to throw 3” KONG Ball (RED) with hole thru it! The thrower is the best to exercise dogs with retrieving balls!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 6, 2026

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