Español

Become a customer

Connect with us

Contact us QXO news Get an account Find a store Commercial sales centers

QXO spotlight

QXO Hope outreach program Female roofing professional of the year

QXO solutions

QXO digital solutions Integration partners QXO measurement partners API services Delivery tracking Homeowner financing Online bill pay Order history Manufacturer rebates Storm tracker Storm+

Why QXO

About QXO Team QXO blog Investors Careers

Sign up for updates

Get the latest news, tips, tools and product updates for all your roofing projects.

Privacy policy and cookie notice Terms of use Terms and conditions of sale

© 2025 QXO, Inc. All Rights Reserved.

Home
Search
underlayment
Waterproofing

underlayment in Waterproofing

(80 Products)

(80 Products)

Commercial waterproofing(36)

Concrete restoration and parking(9)

Glass, glazing and fenestration(2)

Public works, DOT and industrial(1)

Repair and protection(2)

#30 Felt ASTM D226

TRI-BUILT

#30 Felt ASTM D226

36" x 65' Select™ Roofing Underlayment

GCP Applied Technologies

36" x 65' Select™ Roofing Underlayment

Polystick® MTS Plus Self-Adhered High Temperature Roof Underlayment

Polyglass

Polystick® MTS Plus Self-Adhered High Temperature Roof Underlayment

Polystick® TU PLUS Self-Adhered High Temperature Roof Underlayment

Polyglass

Polystick® TU PLUS Self-Adhered High Temperature Roof Underlayment

36" x 65' Blueskin® PE200HT Roof High Temperature Roof Underlayment

Henry Company

36" x 65' Blueskin® PE200HT Roof High Temperature Roof Underlayment

36" x 75' Ice & Water Shield® High Temperature Roofing Underlayment - 2.25 SQ. Roll

GCP Applied Technologies

36" x 75' Ice & Water Shield® High Temperature Roofing Underlayment - 2.25 SQ. Roll

WIP 300HT High-Temp Protection Self-Adhering Roofing Underlayment - 2 SQ. Roll

Carlisle Coatings & Waterproofing

WIP 300HT High-Temp Protection Self-Adhering Roofing Underlayment - 2 SQ. Roll

Color:

White

Polystick® XFR Fire Resistant Self-Adhered Roof Underlayment

Polyglass

Polystick® XFR Fire Resistant Self-Adhered Roof Underlayment

36" x 66.6' Ice & Water Shield® High Temperature Roofing Underlayment - 2 SQ. Roll

GCP Applied Technologies

36" x 66.6' Ice & Water Shield® High Temperature Roofing Underlayment - 2 SQ. Roll

42" x 286' U20 Synthetic Roofing Underlayment - 10 SQ. Roll

RhinoRoof

42" x 286' U20 Synthetic Roofing Underlayment - 10 SQ. Roll

WeatherLock® Flex Flexible Self Sealing Ice & Water Barrier - 2 SQ. Roll

Owens Corning

WeatherLock® Flex Flexible Self Sealing Ice & Water Barrier - 2 SQ. Roll

36" x 33' Resistoflex Roofing Underlayment Membrane - 1 SQ. Roll

Resisto

36" x 33' Resistoflex Roofing Underlayment Membrane - 1 SQ. Roll

36" x 75' Ice & Water Shield® Roofing Underlayment

GCP Applied Technologies

36" x 75' Ice & Water Shield® Roofing Underlayment

15# Felt ASTM D-226 - 4 SQ. Roll

GMC

15# Felt ASTM D-226 - 4 SQ. Roll

9" x 75' Ice & Water Shield® Roofing Underlayment without Ripcord

GCP Applied Technologies

9" x 75' Ice & Water Shield® Roofing Underlayment without Ripcord

6" x 75' Ice & Water Shield® Roofing Underlayment without Ripcord

GCP Applied Technologies

6" x 75' Ice & Water Shield® Roofing Underlayment without Ripcord

GCP Applied Technologies

36" x 65' Select™ Roofing Underlayment

36" x 67' Rainproof 40™ High Performance Roof Underlayment

Protecto Wrap

36" x 67' Rainproof 40™ High Performance Roof Underlayment

48" x 250' Suredeck Polypropylene Membrane

BP Canada

48" x 250' Suredeck Polypropylene Membrane

PLATINUM HT-B High-Temp Ice & Water Membrane

FT Synthetics

PLATINUM HT-B High-Temp Ice & Water Membrane

4" x 75' Blueskin® Self-Adhesive Underlayment

Henry Company

4" x 75' Blueskin® Self-Adhesive Underlayment

MK-10 Underlayment Cement - 50 Lb. Bag

Westcoat

MK-10 Underlayment Cement - 50 Lb. Bag

3'3" x 98'6" DELTA®-TRELA Underlayment

Cosella-Dorken Products

3'3" x 98'6" DELTA®-TRELA Underlayment

(FE1600) No. 30 18" Plain Shake Felt ASTM D-226

HAL Industries

(FE1600) No. 30 18" Plain Shake Felt ASTM D-226