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sustainable
FLOORING
- Bamboo Flooring
  
  Solid Bamboo Flooring
  
  Engineered Bamboo Flooring
  
  Floating & Click Bamboo Flooring
  
  Tongue & Groove Bamboo Flooring
  
  Bamboo Molding
  
  Underlayment for Bamboo
  
  View All Bamboo Flooring
  
  Hardwood Flooring
  
  Hardwood Molding
  
  Underlayment for Hardwood
  
  View All Hardwood Flooring
  
  Cork Flooring
  
  Waterproof Cork Flooring
  
  Traditional Cork Flooring
  
  Cork Molding
  
  Underlayment and Adhesive for Cork
  
  View All Cork Flooring
  
  Accessories
  
  Tools & Supplies
  
  Underlayment
  Marmoleum
  
  Floating Click Marmoleum
  
  Sheet - Glue Down
  
  Tile - Glue Down
  
  Underlayment and Adhesives for Marmoleum
  
  View All Marmoleum
  
  Wool Carpet
  
  Wall to Wall Wool Carpet
  
  Wool Area Rugs
  
  Carpet Pad
  
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  Click Flooring
  
  Waterproof Flooring
  
  Oil Finish Flooring
  
  Polyurethane Finish Flooring
  
  Floating Flooring
  
  Engineered Flooring
  
  Laminate Flooring
  
  Vinyl Flooring
  
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  Trusted Brands
  
  Amorim
  
  DriTac
  
  Earth Weave
  
  EcoFusion
  
  Forbo Marmoleum
  
  Kahrs
  
  Nature's Carpet
  
  Nova
  
  Teragren
  
  Tesoro Woods
  
  Unique Carpets, Ltd.
  
  US Floors
  
  Wicanders
  
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  Shop By Price
  
  $3 to $4
  
  $4 to $5
  
  $5 to $6
  
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  $8 to $9
  
  $9+
  Learning Center
  
  Why Is Our Flooring Different?
  
  How to Buy a Green Floor: 7 Common Mistakes and How to Avoid Them
  
  Bamboo Flooring Buyer's Guide
  
  Marmoleum Buyer's Guide
  
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non-toxic
PAINTS & COATING
- Non-Toxic Paints & Coatings
  
  Paints & Primers
  
  Strippers & Thinners
  
  Plasters & Pigments
  
  Caulks, Sealants & Adhesives
  
  Hardwood Floor Finish
  
  Wood Stains & Sealers
  
  Odor Blocking Sealers
  
  Grouts & Grout Sealers
  
  Concrete & Masonry Sealers
  
  Brushes & Trowels
  
  View All Non-Toxic Paints & Coatings
  Trusted Brands
  
  AFM Safecoat
  
  Bioshield
  
  Caliwel
  
  Chemlink
  
  ECOS Paints
  
  Franmar
  
  Green Building Supply
  
  Gulf Synthetics
  
  Paperstone
  
  Pro-Lab
  
  Radiosity
  
  Rubio Monocoat
  
  Silacote
  
  Vermont Natural Coatings
  
  View All Trusted Brands
  Learning Center
  
  The Truth About Paint
  
  AFM Safecoat Sealers for Off-Gassing
  
  ECOS Non-Toxic, Zero VOC Paint
  
  How do I know if a product is really safe?
  
  How to Test a New Product for Chemical Sensitivity
  
  Samples
eco
HOME GOODS
- Energy, Water & Air
  
  Lighting
  
  Tubular Skylights
  
  Test Kits & Energy Monitors
  
  Insulation
  
  Composters
  
  Water Purification
  
  Toilets & Urinals
  
  Air Purification
  
  View All Energy, Water & Air
  Eco Home Goods
  
  Blenders
  
  Cutting Boards
  
  Utensils
  
  View All Eco Home Goods
  
  Cabinets & Countertops
  
  Cabinets
  
  Countertops
  
  View All Cabinets & Countertops
  
  Building Materials
  
  Roofing
  
  Sheet Goods
  
  View All Building Materials
  Trusted Brands
  
  AquaRain
  
  EcoStar
  
  IQ Air
  
  Natural Light Energy Systems
  
  Pro-Lab
  
  Radiosity
  
  Sun-Mar
  
  View All Trusted Brands
  Learning Center
  
  All About Mold
  
  How to Improve Energy Performance with the Electric Meter
  
  PowerCost Monitor FAQ
  
  Basic Principles of Composting
  
  Using Marmoleum for Countertops and Wainscotings
  
  Can a wood butcher block countertop be permanently sealed?
  
  Sustainable Solutions to Common Problems
  
  Is solid wood T-1-11 safe for interior use?
  
  View All Learning Center
healthy
CLEANERS
- Healthy Cleaners
  
  Household
  
  Floor
  
  Mold & Mildew
  
  Body Soaps
  
  View All Healthy Cleaners
  
  Blissfully Clean
  
  Extra Sponges
  
  PerfectCLEAN Cloths
  
  View All Blissfully Clean
  Trusted Brands
  
  AFM Safecoat
  
  Bioshield
  
  Blissfully Clean
  
  Caliwel
  
  Comsentech
  
  Core Products HydrOxi Pro
  
  Forbo Marmoleum
  
  Franmar
  
  Green Building Supply
  
  Paperstone
  
  PerfectCLEAN
  
  Pro-Lab
  
  Rubio Monocoat
  
  Woodwise
  
  Wools of New Zealand
  
  View All Trusted Brands
  Learning Center
  
  Sustainable Solutions to Common Problems
  
  What is the safest primer to use to get rid of tobacco smells in a home?
  
  Blissfully Clean 100% Satisfaction Guarantee
  
  Samples
  
  View All Learning Center
shop
ALL DEPARTMENTS
- Sustainable Flooring
  
  Bamboo Flooring
  
  Hardwood Flooring
  
  Cork Flooring
  
  Marmoleum
  
  Wool Carpet
  
  Tools & Supplies
  
  Underlayment
  
  View All Sustainable Flooring
  
  Non-Toxic Paints & Coatings
  
  Paints & Primers
  
  Strippers & Thinners
  
  Plasters & Pigments
  
  Caulks, Sealants & Adhesives
  
  Hardwood Floor Finish
  
  Wood Stains & Sealers
  
  Odor Blocking Sealers
  
  Grouts & Grout Sealers
  
  Concrete & Masonry Sealers
  
  Brushes & Trowels
  
  View All Non-Toxic Paints & Coatings
  
  Eco Home Goods
  
  Blenders
  
  Cutting Boards
  
  Utensils
  
  View All Eco Home Goods
  
  Cabinets & Countertops
  
  Cabinets
  
  Countertops
  
  View All Cabinets & Countertops
  Energy, Water & Air
  
  Lighting
  
  Tubular Skylights
  
  Test Kits & Energy Monitors
  
  Insulation
  
  Composters
  
  Water Purification
  
  Toilets & Urinals
  
  Air Purification
  
  View All Energy, Water & Air
  
  Healthy Cleaners
  
  Household
  
  Floor
  
  Mold & Mildew
  
  Body Soaps
  
  View All Healthy Cleaners
  
  Blissfully Clean
  
  Extra Sponges
  
  PerfectCLEAN Cloths
  
  View All Blissfully Clean
  
  Building Materials
  
  Roofing
  
  Sheet Goods
  
  View All Building Materials
  
  Shop By...
  
  Customer Favorites
  
  Featured
  
  On Sale
  
  New Arrivals
  
  Free Shipping
  Top Trusted Brands
  
  AFM Safecoat
  
  Amorim
  
  Bioshield
  
  Blissfully Clean
  
  Caliwel
  
  Chemlink
  
  Crystal Cabinets
  
  Core Products HydrOxi Pro
  
  DriTac
  
  Earth Weave
  
  EcoFusion
  
  ECOS Paints
  
  EcoStar
  
  Forbo Marmoleum
  
  Franmar
  
  Green Building Supply
  
  Gulf Synthetics
  
  IQ Air
  
  Kahrs
  
  Natural Light Energy Systems
  
  Paperstone
  
  PerfectCLEAN Cloths
  
  Rubio Monocoat
  
  Teragren
  
  Tesoro Woods
  
  Unique Carpets, Ltd.
  
  US Floors
  
  Wicanders
  
  View All Trusted Brands
  Top Articles
  
  Why Is Our Flooring Different?
  
  How to Buy a Green Floor: 7 Common Mistakes and How to Avoid Them
  
  The Truth About Paint
  
  AFM Safecoat Sealers for Off-Gassing
  
  ECOS Non-Toxic, Zero VOC Paint
  
  How do I know if a product is really safe?
  
  How to Test a New Product for Chemical Sensitivity
  
  All About Mold
  
  Sustainable Solutions to Common Problems
  
  Samples
  
  Learning Center Categories
  
  Flooring
  
  Paints & Coatings
  
  Cabinets & Countertops
  
  Cleaners
  
  Energy, Water & Air
  
  Building Materials
  
  Featured Articles
  
  In the News
  
  Green Home Guide Articles
  
  Green, Greenwashing & Chemical Sensitivities
  
  Webinars
800.405.0222 Hours Available

FLOORING
- Bamboo Flooring
  Hardwood Flooring
  Cork Flooring
  Accessories
  - Tools & Supplies
  - Underlayment
  Marmoleum
  Wool Carpet
  Trusted Brands
  Shop By
  Learning Center
PAINTS & COATING
- Non-Toxic Paints & Coatings
  Trusted Brands
  Learning Center
HOME GOODS
- Energy, Water & Air
  Eco Home Goods
  Cabinets & Countertops
  Building Materials
  Trusted Brands
  Learning Center
CLEANERS
- Healthy Cleaners
  Blissfully Clean
  Trusted Brands
  Learning Center
ALL DEPARTMENTS
- Sustainable Flooring
  Non-Toxic Paints & Coatings
  Eco Home Goods
  Cabinets & Countertops
  Energy, Water & Air
  Healthy Cleaners
  Blissfully Clean
  Building Materials
  Shop By
  Top Trusted Brands
  Top Articles
  Learning Center Categories
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Safe for Chemical Sensitivities
We Ship Nation Wide
28+ Years Eco Experience

All Products > Sustainable Flooring > Bamboo Flooring > Underlayment >

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FREE STANDARD

GROUND SHIPPING

On order over $199

(Excludes all flooring and sheet goods)

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Free Shipping!

FREE STANDARD

GROUND SHIPPING

On order over $499

(Excludes all flooring and sheet goods)

Website

Underlayment

Sort by Name

Sort by Price

Underlayment

Well begun is half done. Our non-toxic underlayment includes noise and moisture barriers, and underlayment for floating floors.

Sponge Cushion Inc., DeciBLOK with Moisture Barrier

$135.22/Roll of 216 SF

US Floors, Natural Cork Underlayment Roll

$118.00 – $198.00/Rolls of 200 SF

Underlayment

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Sort by Price

800.405.0222
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Saturday: 10am - 4pm Central

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Welcome to Green Building Supply

Green Building Supply, founded in 1991, continues to be the nation's trusted source for the best non-toxic and eco-friendly building materials. We specialize in products that are safe for everyone—including the chemically sensitive—as well as safe for pets and the environment.

Whether you're remodeling or building a new green home, you'll find our experienced eco-advisors can help you choose the safest alternatives for your home. We ship nationwide.

Feel free to call us at 800-405-0222 or visit our 7000 SF showroom.

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We can help you find the right floor

We have 1,000+ Floors to choose from

Finding the right floor is a lot more complicated than just picking the right color. Answer a few simple questions and we'll get you the right type of flooring for your project.

Yes, please! No, thanks

Bamboo Flooring

Hardwood Flooring

Cork Flooring

Accessories

Marmoleum

Wool Carpet

Trusted Brands

Shop By

Learning Center

Non-Toxic Paints & Coatings

Trusted Brands

Learning Center

Energy, Water & Air

Eco Home Goods

Cabinets & Countertops

Building Materials

Trusted Brands

Learning Center

Healthy Cleaners

Blissfully Clean

Trusted Brands

Learning Center

Sustainable Flooring

Non-Toxic Paints & Coatings

Eco Home Goods

Cabinets & Countertops

Energy, Water & Air

Healthy Cleaners

Blissfully Clean

Building Materials

Shop By

Top Trusted Brands

Top Articles

Learning Center Categories

Underlayment

MP Global, QuietWalk

Sponge Cushion Inc., DeciBLOK

MP Global, Moisture Block

Sponge Cushion Inc., DeciBLOK with Moisture Barrier

US Floors, Natural Cork Underlayment Roll

Accessories

Shop By...

Shop By...

Underlayment