Search the catalog

Search the catalog

Related products

Building Supplies

Gutter Systems
Roofing
Ventilation
Siding
Concrete, Cement & Masonry
Ceilings
Drywall

Plumbing

Plumbing Tools
Plumbing Parts
Pipe & Fittings
Water Pumps
Valves
Plumbing Accessories
Drainage

Lighting & Electrical

Wiring Devices & Light Controls
Batteries
Electrical Boxes, Conduit & Fittings
Power Distribution
Wire
Wall Plates
Electrical Cords

Shop by Brand

Milwaukee
STIHL
DeWalt
YETI
Diablo
National Hardware
Rust-Oleum

© 2026 Core Ranger, Inc.

Owens Corning ProArmor 1001 sq. ft. Synthetic… | Core Ranger

Home
Building Materials
Roofing
Roof Underlayments

SKU PROA21

Owens Corning ProArmor 1001 sq. ft. Synthetic Roof Underlayment Roll

$139$13900

ProArmor Synthetic Roof Underlayment with Fusion Back Coating Technology is strong, durable and repels water. It's also light, easy to install and contributes to safe working conditions. In addition to its unparalleled quality and performance, ProArmor Underlayment offers the following features and benefits.

Lightweight and dual-surface slip resistant roll for safe install
Repels moisture on roof by protecting against water infiltration
Can be used under asphalt and metal roofing

Specifications

Model #: PROA21
Texture: Smooth
Features: Mildew Resistant,Water Resistant
Material: Polypropylene
Internet #: 302659836
Returnable: 90-Day
Store SKU #: 1002826267
Color Family: Gray
Application Method: Nail
Product Width: 42 in
Surface Recommended: Wood
Fire Rating: Class A
Product Weight: 25 lb
Roofing Product Type: Underlayment
Manufacturer Warranty: 10 YEARS
Unrolled length: 286 ft.
Coverage Area: 1001 sq ft
Product Thickness: .008 in
Squares (100sq. Ft)/Roll: 10
Underlayment/Barrier Type: Synthetic Underlayment

Related products

Related products

Owens Corning FOAMULAR NGX F-250 2 in. 4 ft. 8 ft. SSE R-10 XPS Rigid Foam Board Insulation

Owens Corning

Owens Corning FOAMULAR NGX F-250 2 in. 4 ft. 8 ft. SSE R-10 XPS Rigid Foam Board Insulation$14.98–$50.97^$14⁹⁸–^$50⁹⁷

Owens Corning 15 in. 47 in. R21 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batt

Owens Corning

Owens Corning 15 in. 47 in. R21 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batt$65.27–$2,735.05^$65²⁷–^$2,735⁰⁵

Owens Corning Self Adhering Starter Roll (33.3 lin. ft.)

Owens Corning

Owens Corning Self Adhering Starter Roll (33.3 lin. ft.)$31.47^$31⁴⁷

Owens Corning ProPink ComfortSeal 3-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket

Owens Corning

Owens Corning ProPink ComfortSeal 3-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket$7.40^$7⁴⁰

Owens Corning 200 sq. ft. WeatherLock Specialty Tile and Metal Self-Sealing Waterproofing Underlayment

Owens Corning

Owens Corning 200 sq. ft. WeatherLock Specialty Tile and Metal Self-Sealing Waterproofing Underlayment$163.15^$163¹⁵

Owens Corning TruDefinition Duration Cool Forest Brown Lifetime Architectural Shingles (32.8 sq. ft. Per Bundle)

Owens Corning

Owens Corning TruDefinition Duration Cool Forest Brown Lifetime Architectural Shingles (32.8 sq. ft. Per Bundle)$62.48^$62⁴⁸

Owens Corning ProPink ComfortSeal 5-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket

Owens Corning

Owens Corning ProPink ComfortSeal 5-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket$10.98^$10⁹⁸

Owens Corning ProPink ComfortSeal 3-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket (12-Roll per Bag)

Owens Corning

Owens Corning ProPink ComfortSeal 3-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket (12-Roll per Bag)$94.49^$94⁴⁹

Owens Corning R-30 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batt 15 in. x 47 in. (24-Bags)

Owens Corning

Owens Corning R-30 Thermafiber Fire and Sound Guard Plus Mineral Wool Insulation Batt 15 in. x 47 in. (24-Bags)$1,561.43^$1,561⁴³

Owens Corning ProPink ComfortSeal 5-1/2 in. x 1/4 in. x 50 ft. (8-Roll per Bag)

Owens Corning

Owens Corning ProPink ComfortSeal 5-1/2 in. x 1/4 in. x 50 ft. (8-Roll per Bag)$74.77^$74⁷⁷

Owens Corning ProPink ComfortSeal 7-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket (6-Roll per Bag)

Owens Corning

Owens Corning ProPink ComfortSeal 7-1/2 in. x 50 ft. Multi-Use Ridged Sill Plate Gasket (6-Roll per Bag)$79.43^$79⁴³

Owens Corning Raft-R-Mate 22-1/2 in. x 4 ft. Attic Insulation Rafter Baffle Proper Vents (70-Pieces)

Owens Corning

Owens Corning Raft-R-Mate 22-1/2 in. x 4 ft. Attic Insulation Rafter Baffle Proper Vents (70-Pieces)$143.34^$143³⁴