Felt Paper or Synthetic Underlayment? | paper, roof | Gone are the days where felt paper belongs on your roof! Find out why Breathable Synthetic Underlayments are so important! Deck Armor over
![GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com](https://mobileimages.lowes.com/productimages/6b38e8f3-1db3-4620-8bd2-cc4050f80022/65886173.jpeg)
GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com
![GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot](https://images.thdstatic.com/productImages/b94b6af7-f7da-41f0-9700-d564a9e25225/svn/gaf-roof-underlayments-0902000-c3_600.jpg)
GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot
![GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com](https://mobileimages.lowes.com/productimages/940d87ad-b9b5-4251-9b55-252c2fb86c01/15590432.jpg)
GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com
![GAF Deck-Armor 400 sq. ft. Premium Breathable Synthetic Roofing Underlayment Roll 0901 - The Home Depot GAF Deck-Armor 400 sq. ft. Premium Breathable Synthetic Roofing Underlayment Roll 0901 - The Home Depot](https://images.thdstatic.com/productImages/dc5cf7d6-77e1-4cb7-939d-a40f90d8d7a1/svn/gaf-roof-underlayments-0901-e1_600.jpg)
GAF Deck-Armor 400 sq. ft. Premium Breathable Synthetic Roofing Underlayment Roll 0901 - The Home Depot
![GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot](https://images.thdstatic.com/productImages/b7478b8d-cd80-4efb-a0c9-4b3dbbf909e2/svn/gaf-roof-underlayments-0902000-4f_600.jpg)
GAF Shingle-Mate 432 sq. ft. Fiberglass-Reinforced Roofing Underlayment Roll 0902000 - The Home Depot
![GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com GAF FeltBuster 48-in x 250-ft 1000-sq ft Synthetic Roof Underlayment in the Roofing Underlayment department at Lowes.com](https://mobileimages.lowes.com/productimages/06a45f63-c037-4e01-aad6-affb186d8436/65886174.jpeg?size=pdhism)