Cali Bamboo 100-sq ft Premium 3 mm Flooring Underlayment
SKU: 69975336891

Cali Bamboo 100-sq ft Premium 3 mm Flooring Underlayment

Sale price$42.74 Regular price$47.49
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Description

Cali Bamboo 100-sq ft Premium 3 mm Flooring UnderlaymentPremium 3 mm recycled felt flooring underlayment, 100 sq ft roll Premium recycled felt underlayment that cushions floors, reduces sound, and helps insulate cold subfloors. Designed for laminate, engineered hardwood, and luxury vinyl installations with easy 3 in overlap film and adhesive strip for quick linking across rolls. Key Features: Sound Reduction: Absorbs noise to deliver deeper, richer wood sound (STC 66, IIC 67) Comfort & Leveling: 3 mm

Premium 3 mm recycled felt flooring underlayment, 100-sq ft roll

Premium recycled felt underlayment that cushions floors, reduces sound, and helps insulate cold subfloors. Designed for laminate, engineered hardwood, and luxury vinyl installations with easy 3-in overlap film and adhesive strip for quick linking across rolls.


Key Features:

  • Sound Reduction: Absorbs noise to deliver deeper, richer wood sound (STC 66, IIC 67)
  • Comfort & Leveling: 3 mm thickness cushions flooring and helps cover minor subfloor imperfections
  • Easy Installation: Integrated adhesive strip with 3-in overlap film for linking multiple rolls
  • Eco-Friendly Construction: Made from 100% recycled fibers
  • Thermal Performance: Adds R-value, helps insulate cold floors; rated for radiant heat

Specifications Table:

Specification Details
Type Roll
Coverage Area 100 sq ft
Length 27.3 ft
Width 3.67 ft (44 in)
Thickness 3 mm
Material Premium recycled felt
Antimicrobial Yes
Cushioning Yes
Enhancements Premium recycled felt
Grade Premium
IIC Rating 67
STC Rating 66 (more than STC-50)
Moisture Resistant Yes
Mold/Mildew Resistant Yes
Package Quantity 1 roll
R-Value per Inch 0.59
Delta IIC 21
Perm Rating 0.275
Vapor Barrier No
For Use Over Concrete Yes
For Use Over Plywood Yes
For Use Over Existing Hardwood No
For Use Over Subfloor Yes
For Use Under Laminate With Pre-Attached Pad Yes
For Use Under Floating Yes
For Use Under Glue Down Yes
For Use Under Hardwood Yes (engineered hardwood)
For Use Under Laminate Yes
For Use Under Luxury Vinyl Yes
For Use Under Luxury Vinyl With Pre-Attached Pad Yes
For Use Under Nail Down Yes
For Use Under Porcelain/Ceramic No
Warranty None
Unit of Measure Each
Weight per Roll 10.11 lbs
Diameter of Roll 7.5 in
Density 14.5 lbs/ft³

Frequently Asked Questions (FAQ):

Q: What floor types can this underlayment be used under?
A: Compatible with laminate, engineered hardwood, luxury vinyl (including with pre-attached pad), floating, glue-down, and nail-down installations; not for porcelain/ceramic.


Q: Does it provide moisture or vapor protection?
A: It is moisture resistant felt but not a vapor barrier; use appropriate moisture protection if required by your installation.


Q: How large is each roll?
A: Each roll covers 100 sq ft and measures 44 in W x 27.3 ft L x 3 mm thick.


Q: Is it suitable over different subfloors?
A: Yes—approved for use over concrete, plywood, and subfloor surfaces; not for existing hardwood.


Q: Is it safe for homes with concerns about mold or allergens?
A: Yes—constructed with mold/mildew-resistant properties and is antimicrobial.


A Quiet, Cushioned Foundation for Elevated Floors

This premium felt underlayment creates a hushed, luxurious ambiance, softening each step while enriching the acoustic warmth of wood tones. The recycled fiber composition and saturated green film bring a refined, tailored look to the unseen layers of design. Pair it beneath wide-plank engineered wood or luxe vinyl for a seamless, plush feel throughout. Consider it the essential base that transforms everyday living into an elegant experience.


Upgrade your next floor install with Cali Bamboo’s premium felt underlayment for quieter, cozier rooms—add to cart today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 69975336891

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4.7 ★★★★★
Based on 118 reviews
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Thanh Nguyen
Grantham, US
★★★★★ 1
Shelf wobbles and sits at an inclined angle after mounted.
Color: Oak, Size: 28" W x 7" D x 1.5" H (2 pieces)
While the shelf looks nice, it didn't work as it should. I anchored and screwed in the black metal bracket pretty well, and it stays perpendicular to the wall and doesn't wiggle or wobble one bit. But as soon as I slide in the wooden shelf, the whole shelf wiggles and settles at an inclined angle. Putting in the two screws down on the shelf did nothing to help with the wobbliness. I may have to glue down certain big decoration in fear of it sliding down the shelf, though that may be a bit overcautious and exaggerating.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 20, 2025
F
Verified Purchase
Fatimah AL zerkan
Alexandria, US
★★★★★ 5
Very good quality
Color: Black, Size: 24" W x 7" D x 1.5" H (2 pieces), Color: Black, Size: 24" W x 7" D x 1.5" H (2 pieces)
Very good quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 4, 2026
S
Verified Purchase
Sigrid Brandow
Bozeman, US
★★★★★ 5
Easy install.
Color: Black, Size: 32" W x 7" D x 1.5" H (2 pieces)
Easy install, and very pretty. Can't go wrong with this purchase.
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Reviewed in the United States on December 12, 2025
M
Verified Purchase
Miah
Phoenix, US
★★★★★ 5
Solid Floating Shelves 🛠️🏠
Color: Black, Number Of Shelves: 4, Size: 15.7in
I have installed four sets of the black floating shelves in my office. They are made of high quality materials, featuring a sophisticated black woodgrain finish with a natural texture. Supposedly, each unit can handle up to 22 pounds, though I would not recommend testing that limit with your vintage bowling ball collection if you value your flooring. They are awesome. The value is good for a set of two. Each shelf measures 22x7x1 (56x17x3 cm) inches, providing a decent amount of storage for books or decor. The installation was straightforward since the hardware for multiple wall types was included. They work well in the kitchen for spices or in the bedroom for personal belongings. One tip for a secure fit: use a level during installation and make sure the bracket is flush against the wall before sliding the shelf on, or your photos might look like they are sliding off a mountain 📐 These shelves offer a clean, modern look and stay stable once mounted correctly. They are a practical choice for adding functional display space to any room 🖼️
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Reviewed in the United States on May 4, 2026
T
Verified Purchase
Tyler Kline
Houston, US
★★★★★ 5
Good looking shelves and easy install - skip the included drywall anchors
Color: Black, Number Of Shelves: 2, Size: 22in
I installed these shelves in a bedroom to get things off my dresser and some decor. Once mounted they look really nice. The black finish looks clean and modern and they blend in well with the room. Installation was pretty straightforward. The metal bracket mounts to the wall first and then the shelf slides over the bracket. As long as you take your time lining things up it’s a simple project. One thing I strongly recommend is not using the white plastic self-drilling drywall anchors that come with the kit. I’ve used that style before on other projects and they tend to strip out easily and leave larger holes in drywall. I used better anchors instead and the shelves mounted much more securely. The rest of the hardware worked fine and once installed the shelves feel solid and hold items well. Pros - Clean modern look - Easy installation - Feels solid once mounted - Good size for books or decor Cons - The small level included isn’t very accurate — use your own level - One of the metal brackets was slightly bent out of the box but straightened out easily Helpful tip: Use your own level and better drywall anchors if you have them. It makes installation easier and the shelves will mount much more securely. Final thoughts: For the price these are nice looking floating shelves that install easily and work well for light storage and decor.
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Reviewed in the United States on March 13, 2026

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