10 Best Roofing Underlayments 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing products, scanning reviews, spending more than 36 hours of research and speaking with our test users, we think the ArmorLay 25 Synthetic Roof Underlayment 4'x250' (Black) is the one of the Best Roofing Underlayment on the market.

# Image Name Brand Price
1
⭐Best Choice
ArmorLay 25 Synthetic Roof Underlayment 4'x250' (Black)
ArmorLay 25 Synthetic Roof Underlayment 4'x250' (Black) Check price Garden Armor $$$$$ Check price
2
Best under $150
Tyvek Protec 120 Roof Underlayment 4' x 250'
Tyvek Protec 120 Roof Underlayment 4' x 250' - 1 Roll Check price Tyvek $$$$$ Check price
3
👑Premium Pick
Tyvek Protec 160 Roof Underlayment
Tyvek Protec 160 Roof Underlayment - 4' x 250' - 1 Roll Check price Tyvek $$$$$ Check price
4 First Step 630-Square Foot Roll Underlayment First Step 630-Square Foot Roll Underlayment Check price Roberts $$$$$ Check price
5
💲Best value for the money
Black Jack 100 sq. ft.
Black Jack 100 sq. ft., 28 ft. x 43 in. x 2.5 mm Roll of 2-in-1 Premium Laminate and Engineered Wood Flooring Underlayment Check price Roberts $$$$$ Check price
6 Roof Underlayment 48inx250ft Roof Underlayment 48inx250ft Check price N/A $$$$$ Check price
7
Best under $50
ROBERTS 70-198 Underlayment
ROBERTS 70-198 Underlayment, 200 sq. ft, White Check price Roberts $$$$$ Check price
8 Grace Select 36 in. x 195 sq. ft. Roll Roofing Grace Select 36 in. x 195 sq. ft. Roll Roofing Underlayment (1) Check price GRACE $$$$$ Check price
9 Grace Ice & Water Shield Roofing Underlayment 36" x 75' Grace Ice & Water Shield Roofing Underlayment 36" x 75' Roll - 225 Sq. Ft. Check price GRACE $$$$$ Check price
10 Prime Wrap SRU-PR4250 Anti-Slip Synthetic Roof Underlayment Prime Wrap SRU-PR4250 Anti-Slip Synthetic Roof Underlayment, 48" x 250', Grey Check price Prime Wrap $$$$$ Check price

ArmorLay 25 Synthetic Roof Underlayment 4'x250' (Black) – Best Overall Roofing Underlayment

ArmorLay 25 Synthetic Roof Underlayment 4'x250' (Black)
  • 4' X 250'. 10 square roll. With 1,000 square feet per roll weighing less than 25lbs, installation is much easier than traditional felt with much better results.
  • ArmorLay synthetic underlayment compared to felt underlayment is 5 times stronger, 5 times lighter, and 5 times more coverage with one roll.
  • Suited for use with all asphalt-based composite roof shingles, steep slope roof applications, as well as metal roof applications.
  • Meets performance characteristics ASTM D4869 and ASTM D226 Standards. 60 Day exposure to UV. Slip resistant polymer applied to the bottom surface. Unique textured fabric allows for steep slope walkability.
  • Won't buckle, warp, or crack. Water resistant

Tyvek Protec 120 Roof Underlayment 4' x 250' – Best under $150

Tyvek Protec 120 Roof Underlayment 4' x 250'
  • Compatible with roofs with asphalt shingles, cedar shingles and metal roofs
  • Use for repair, re-roofing and new construction applications
  • Trusted quality and durability from DuPont Tyvek
  • The unique embossed pattern allows for better traction and grip while walking on the roof

Tyvek Protec 160 Roof Underlayment – Premium Pick

Tyvek Protec 160 Roof Underlayment
  • Compatible with roofs with asphalt shingles, cedar shingles, tile, slate and metal roofs
  • Use for repair, re-roofing and new construction applications
  • Preserves the roof deck during installation and provides an effective secondary moisture barrier.
  • The unique embossed pattern allows for better traction and grip while walking on the roof

First Step 630-Square Foot Roll Underlayment

First Step 630-Square Foot Roll Underlayment
  • For use with all laminate and engineered hardwood floating floors
  • Cushioning Styrofoam beads between plastic top and bottom layers for air circulation
  • Corrects minor subfloor imperfections and reduces ambient noise
  • Gold Guard antimicrobial protection and constant air movement inhibits mold growth and protects floors from moisture vapor
  • Ideal in condos and multi-level dwellings
  • 40 in. x 189 ft., provides 630 sq. ft. of protection
  • Constant air movement inhibits mold growth
  • Seals out moisture to protect flooring
  • Includes adhesive strip and 4 in. overlap film for linking multiple rolls
  • Sound Transmission Lost Test (STC) rating of 67 and Impact Sound Transmission Test (IIC) rating of 68, R-Value .40

Black Jack 100 sq. ft. – Best Budget Roofing Underlayment

Black Jack 100 sq. ft.
  • 100 sq. ft. coverage with rolls measuring 28 ft. x 43 in. x 2.5 mm
  • For use under laminate and engineered wood flooring
  • Dense, closed cell structure offers moisture, mold and mildew resistance
  • Offers cushioning, sound reduction, resistance and levels minor subfloor imperfections
  • Easy installation with plastic overlap and adhesive strip

Roof Underlayment 48inx250ft

Roof Underlayment 48inx250ft
  • Patented SURE-FOOT Slip-resistant nodular walking surface and an advanced resin technology that provide superior steep slope walkability
  • Up to 6 months UV exposure rating
  • Class A fire ASTM E108
  • Meets class 4 Hail rating
  • 11 times lighter & 14 times stronger than #30 felt

ROBERTS 70-198 Underlayment – Best under $50

ROBERTS 70-198 Underlayment
  • For use with staple and nail down installations of solid and engineered wood floors
  • Reduces vapor flow without trapping moisture
  • Meets perm ratings recommended by the National Wood Flooring Association
  • Lab tested and approved for use with radiant heat systems
  • Convenient 33.5 in. x 72 ft., 200 sq. ft. roll
  • 6 mil wet strength paper and silicone coating ensure SVS will not fall apart during installation

Grace Select 36 in. x 195 sq. ft. Roll Roofing

Grace Select 36 in. x 195 sq. ft. Roll Roofing
  • Up to 30 day UV exposure
  • 25 mils thick

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

Grace Ice & Water Shield Roofing Underlayment 36" x 75'
  • GRACE 628 rdc 03-06 225 sq ft ice water shield
  • This product is highly durable
  • This product is manufactured in China

Prime Wrap SRU-PR4250 Anti-Slip Synthetic Roof Underlayment

Prime Wrap SRU-PR4250 Anti-Slip Synthetic Roof Underlayment
  • Anti-skid surface
  • High tensile & tear strength
  • Light weight (40% lighter than 30# felt)
  • 100 % waterproof
  • UV treated
  • Printed nail & overlap pattern
  • Easy to install & cuts with utility knife

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