GAF Liberty Base Sheet, Self‑Adhering, 3.28-ft W x 66-ft L (200-sq ft) Black Roll Roofing
SKU: 21895955286

GAF Liberty Base Sheet, Self‑Adhering, 3.28-ft W x 66-ft L (200-sq ft) Black Roll Roofing

Sale price$132.58 Regular price$147.31
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Ships within 48 hours · Estimated delivery Jul 7 - Jul 12

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Description

GAF Liberty Base Sheet, Self‑Adhering, 3.28-ft W x 66-ft L (200-sq ft) Black Roll RoofingGAF Liberty Self Adhering Base Ply Roll Roofing, 200 sq ft The GAF Liberty Base Sheet is a self adhering modified bitumen membrane for low slope roofs. Designed to install without torches, hot asphalt, or solvents, it serves as the base or ply layer beneath Liberty cap sheets to deliver durable, long lasting protection. Key Features: Self Adhering Installation: Peel and stick application eliminates torches, hot asphalt, and solvents for safer, faster

GAF Liberty Self-Adhering Base/Ply Roll Roofing, 200-sq ft

The GAF Liberty Base Sheet is a self-adhering modified bitumen membrane for low-slope roofs. Designed to install without torches, hot asphalt, or solvents, it serves as the base or ply layer beneath Liberty cap sheets to deliver durable, long-lasting protection.


Key Features:

  • Self-Adhering Installation: Peel-and-stick application eliminates torches, hot asphalt, and solvents for safer, faster installs
  • Durable Construction: Glass mat reinforcement coated with polymer-modified asphalt for strength and flexibility
  • Complete System Compatibility: Use as a base sheet with LIBERTY SBS Self‑Adhering Cap Sheet or as a ply sheet in modified bitumen systems
  • Time-Saving Setup: Minimal prep and cleanup helps speed up projects
  • Low-Slope Protection: Ideal for many primed substrates on residential or light commercial low-slope roofs

Specifications Table:

Specification Details
Series Name Liberty Base Sheet
Type Base sheet
Color/Finish Family Black
Manufacturer Color/Finish Black
Coverage Area 200 sq ft
Length 66 ft
Width 3.28 ft
Package Quantity 1
Underlayment Required No
Water Resistant Yes
Waterproof No
Warranty 10-year limited
Roll Weight 88 lbs
UNSPSC 30151500
Material Glass mat reinforced, polymer-modified asphalt
Installation Self-adhering (peel-and-stick) for primed substrates
System Use Use as base or ply sheet with Liberty SBS Self‑Adhering Cap Sheet

Frequently Asked Questions (FAQ):

Q: Is additional adhesive or torching required?
A: No. This is a self‑adhering membrane that installs without torches, hot asphalt, or solvent-based adhesives.


Q: What coverage does one roll provide?
A: One roll covers approximately 200 sq ft (3.28-ft wide by 66-ft long).


Q: Is it waterproof by itself?
A: It is water resistant; use with a compatible LIBERTY cap sheet to complete the waterproof roofing system.


Q: What surfaces can it be applied to?
A: It is suitable for many primed substrates on low-slope roofs; follow GAF installation guidelines.


Q: What is the warranty?
A: 10-year limited warranty when installed per manufacturer instructions.


Sleek, Seamless Confidence for Low‑Slope Roofs

Liberty’s self-adhering base sheet brings a refined, uniform surface to low-slope structures, transforming the roof into a clean, purposeful plane. I love the quiet sophistication of the black finish and the tidy seams that feel intentional and modern. Pair it with the Liberty cap sheet for a polished, architectural look that complements contemporary exteriors. It’s a smart, essential layer that marries style with enduring performance.


Choose GAF Liberty Base Sheet today for a safer, faster peel-and-stick install and long-lasting low-slope roof protection.

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: 21895955286

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Jose Quispe
Carnegie, US
★★★★★ 5
Easy to install
Good material easy to install
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Reviewed in the United States on February 25, 2026
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Tristen Napaluch
Belleville, US
★★★★★ 5
They look nice.
Makes the car look nice 😎
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Reviewed in the United States on February 4, 2026
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Christine Lopez
Los Angeles, US
★★★★★ 5
No polarity and super bright.
Size: 194/T10, Color: White
Quick installation. Turned my halogen lights into led lights. No issues with polarity and no error codes. The license plate light shine much more bright than halogen lights. Amazing upgrade. Great price and highly recommend.
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Reviewed in the United States on March 3, 2026
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Dakota pope
Draper, US
★★★★★ 5
Affordable and hassle-free
Size: 921/912, Color: White
These reverse lights are super bright! The old bulbs left things practically pitch-black for night driving, total game-changer once these went in. Affordable, hassle-free upgrade that makes all the difference.
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Reviewed in the United States on March 3, 2026
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Jacuqeline Baker
Belleville, US
★★★★★ 5
Super bright, I love them
Size: 194/T10, Color: White
Got these to replace the interior lights on my car. They are amazing bright. Will buy again.
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Reviewed in the United States on March 5, 2026

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