Roof Underlayments  (619 products)

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#15 ASTM Specification Felt Underlayment - 4 SQ. Roll

Tarco

#15 ASTM Specification Felt Underlayment - 4 SQ. Roll

#30 ASTM Specification Felt Underlayment - 2 SQ. Roll

Tarco

#30 ASTM Specification Felt Underlayment - 2 SQ. Roll

D-4869 30# Fontana Utility Underlayment - 2 SQ. Roll

Fontana Paper Mill

D-4869 30# Fontana Utility Underlayment - 2 SQ. Roll

45 mil x 4" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

Protecto Wrap

45 mil x 4" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

45 mil x 6" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

Protecto Wrap

45 mil x 6" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

45 mil x 9" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

Protecto Wrap

45 mil x 9" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

45 mil x 12" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

Protecto Wrap

45 mil x 12" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

45 mil x 36" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

Protecto Wrap

45 mil x 36" x 50' Protecto Seal 45™ Waterproofing Flashing Membrane

#15 Non-Spec Felt Underlayment

Woodland Industries

#15 Non-Spec Felt Underlayment

#30 Non-Spec Felt Underlayment

Woodland Industries

#30 Non-Spec Felt Underlayment

Aquahide Synthetic Watersheding Underlayment - 10 SQ. Roll

Eco-Chief

Aquahide Synthetic Watersheding Underlayment - 10 SQ. Roll

Solarhide Synthetic Radiant Watersheding Underlayment - 10 SQ. Roll

Eco-Chief

Solarhide Synthetic Radiant Watersheding Underlayment - 10 SQ. Roll

Polystick® TU PLUS Self-Adhered High Temperature Roof Underlayment

Polyglass

Polystick® TU PLUS Self-Adhered High Temperature Roof Underlayment

36" x 75' PW 100/40 Air/Vapor Barrier

Protecto Wrap

36" x 75' PW 100/40 Air/Vapor Barrier

LeakBarrier EasyLay UDL 15 Underlayment - 10 SQ. Roll

Tarco

LeakBarrier EasyLay UDL 15 Underlayment - 10 SQ. Roll

MaxFelt 30 Synthetic Roofing Underlayment - 10 SQ. Roll

Max Roofing Products

MaxFelt 30 Synthetic Roofing Underlayment - 10 SQ. Roll

Mid-States Asphalt Mineral Surfaced Roll Roofing - 1 SQ. Roll

Mid-States Asphalt

  • Green
  • Cedar
  • White
  • Black

Mineral Surfaced Roll Roofing - 1 SQ. Roll

Eagle Seal Tile Underlayment - 2 SQ. Roll

Eagle Roofing Products

Eagle Seal Tile Underlayment - 2 SQ. Roll

#30 Non-ASTM Asphalt Saturated Organic Felt

Mid-States Asphalt

#30 Non-ASTM Asphalt Saturated Organic Felt

48" x 125' Sharkskin Ultra SA Self-Adhered Underlayment - 5 SQ. Roll

Kirsch Building Products

48" x 125' Sharkskin Ultra SA Self-Adhered Underlayment - 5 SQ. Roll

(RF406N) #15 Pro-LW Saturated Felt Underlayment - 4 SQ. Roll

BPCO

(RF406N) #15 Pro-LW Saturated Felt Underlayment - 4 SQ. Roll

#30 Asphalt Felt ASTM D-4869 - 2 SQ. Roll

BPCO

#30 Asphalt Felt ASTM D-4869 - 2 SQ. Roll

41-1/2" x 290' Shingle Dog 15™ Synthetic Underlayment - 10 SQ. Roll

SDP Advanced Polymer Products

41-1/2" x 290' Shingle Dog 15™ Synthetic Underlayment - 10 SQ. Roll

6" x 75' PW 100/40 Air/Vapor Barrier

Protecto Wrap

6" x 75' PW 100/40 Air/Vapor Barrier