CrawlBarrier
CrawlBarrier Crawlspace Masonry Wall Big Bubble Insulation - 4ft x 25ft (100 sq ft)
CrawlBarrier Crawlspace Masonry Wall Big Bubble Insulation - 4ft x 25ft (100 sq ft)
SKU:CBBB425sing
Est Delivery between 6th Feb and
12th Feb.
How much will I need?
We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project
Couldn't load pickup availability


Product Information
Transform your crawlspace into a well-insulated, energy-efficient area with the CrawlBarrier Crawlspace Masonry Wall Big Bubble Insulation. Designed for ultimate performance, this insulation solution is perfect for homeowners and contractors seeking superior thermal protection and moisture control.
Product Specifications:
- Dimensions: 4ft x 25ft per roll, covering 100 sq/ft.
- Fire Rating: Class A/Class 1.
- Water Vapor Transmission: .02 perms (ASTM E96).
- Flame Spread: 20 (ASTM E84-08).
- Smoke Development: 120 (ASTM E84-08).
- Puncture Resistance: 60 lbs/in.
Key Features:
Superior Insulation Performance:
The CrawlBarrier Big Bubble Insulation features a large bubble design that enhances thermal resistance, ensuring your crawlspace remains at a stable temperature year-round. This helps reduce energy costs and increases overall home comfort.
Class A/Class 1 Fire Rating:
Safety is paramount with CrawlBarrier insulation. With a Class A/Class 1 fire rating, it meets the highest standards for fire safety, providing peace of mind and protection for your home.
Excellent Moisture Barrier:
With a water vapor transmission rate of just .02 perms, this insulation effectively prevents moisture infiltration, protecting your crawlspace from mold, mildew, and water damage. This ensures a dry and healthy environment beneath your home.
Durable and Puncture-Resistant:
Engineered for durability, the insulation boasts a puncture resistance of 60 lbs/in, making it robust enough to withstand the rigors of installation and long-term use. This ensures longevity and reliable performance over time.
Low Flame Spread and Smoke Development:
The insulation has a flame spread rating of 20 and a smoke development rating of 120, adhering to strict safety standards. This minimizes fire hazards and ensures safer indoor air quality in the event of a fire.
Pros & Cons
Pros
- Excellent thermal resistance, helping to maintain a stable temperature in your crawlspace.
- Class A/Class 1 fire rating for superior fire safety.
- Effective moisture barrier with a water vapor transmission rate of .02 perms, protecting against mold and mildew.
- Durable with high puncture resistance, ensuring longevity and reliable performance.
- Low flame spread and smoke development ratings, enhancing overall safety.
- Easy to install, suitable for both new builds and existing crawlspaces.
- May require additional fasteners or adhesives for secure installation.
- Limited to use in crawlspaces, not suitable for other types of insulation needs.
- Initial cost may be higher compared to other insulation materials, though it offers long-term benefits.
Frequently Asked Questions
Each roll measures 4 feet in width and 25 feet in length, covering a total of 100 square feet.
The CrawlBarrier Big Bubble Insulation has a Class A/Class 1 fire rating, ensuring it meets the highest standards for fire safety.
This insulation has a water vapor transmission rate of .02 perms (ASTM E96), making it highly effective at preventing moisture infiltration and protecting your crawlspace from mold and mildew.
The insulation has a flame spread rating of 20 and a smoke development rating of 120, in accordance with ASTM E84-08 standards.
It is highly durable with a puncture resistance of 60 lbs/in, ensuring it can withstand the rigors of installation and long-term use.
The primary benefits include enhanced energy efficiency, superior moisture control, high fire safety standards, and long-lasting durability.
Yes, the installation process is straightforward and can be done with basic tools and materials. Detailed installation instructions are included with each roll.
Yes, the CrawlBarrier Big Bubble Insulation is ideal for both new builds and upgrading existing crawlspaces, providing excellent thermal and moisture protection.
You can purchase the CrawlBarrier Crawlspace Masonry Wall Big Bubble Insulation directly from Insulation4US.
Technical Specifications
Brand | CrawlBarrier |
Emittance (metalized side) | E=5% |
Fire rating | Class A /Class 1 |
Puncture resistance | 60lbs/in |
Tear strength (kn/m) | TD:78.09 /MD:76.83 |
Tensile stress (kpa) | TD:3123 /MD:3073 |
Thickness | 1" nominal |
Water vapor transmission | .02 perms ASTM E96 |
Datasheets
Delivery Information
Est Delivery between 6th Feb and
12th Feb.
Delivery will always take place on a weekday (Mon - Fri excl. public holidays).
An exact shipping charge will be calculated at checkout based on your order and location.
For more information on shipping view our delivery info page.
Frequently asked questions
Can you help me pick the right insulation for my project?
Yes, of course!
Our team is ready to assist you with any questions and queries you may have.
Just reach out to us via any of the following methods:
Call us: 786-224-0029
Email us: sales@4us-group.com
or click the Livechat tab at the bottom of your screen.
How do I track my order?
As soon as your order is dispatched, you'll receive a dispatch email with delivery dates and details for your order.
If you require an update on your order, you can email deliveries@4us-group.com with your order number for assistance.
Can I order now and pay later?
Yes, we offer a variety of flexible payment options to all our customers.
When checking out online, you'll be able to avail of multiple buy now, pay later options with ShopPay, Klarna or PayPal.
The flexible payment options available to you at checkout will be based on the total value of your order.
For B2B customers, you can apply for a 30-day trade credit account, and you'll also unlock:
- Dedicated trade pricing
- Loyalty points and rewards
- A dedicated account manager
I have a large-scale project, can I get a quote?
Yes, if you are carrying out a construction project that requires a large quantity of materials, email sales@4us-group.com with the following information and we will get back to you with your very own bespoke price quote:
- Delivery postcode and address
- Mobile number
- Company name
- A list of required materials and their quantities
Can I open a pro contractor account?
Yes! Pro contractors can open a B2B account to unlock bespoke pricing, B2B discounts, trade credit, loyalty points, and a dedicated personal account manager.
You can learn more here: Open a pro contractor account
Can I cancel or amend my order after placing it?
Yes, if your order has not yet been processed for dispatch, cancellation/ amendments should be possible.
Our team works quickly to get your order delivered as soon as possible so it is likely that your order will be processed for dispatch within 2-3 hours of purchase.
Contact us immediately via sales@4us-group.com or call 786-224-0029 during opening hours.
If you wish to amend your order after it has been processed by our team, it will be treated as a return or a separate new order.
Read more: Returns