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Boss 812 - Fireblock Gun Foam - 24oz - (Box of 12)

Boss 812 - Fireblock Gun Foam - 24oz - (Box of 12)

SKU:481001

EST Delivery Date Est Delivery between 6th Feb and 12th Feb.

Regular price $125.52
Sale price $125.52 Regular price
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How much will I need?

Coverage required
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We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project

Based on your total area of 0 sqft (inc. 10% wastage) you will need 1 of this product (total coverage ).
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Product Information

Boss 812 Fireblock Gun Foam is a one-component polyurethane foam designed to fill and seal gaps, cracks, and penetrations in residential and commercial buildings. It helps prevent the spread of flames, smoke, and toxic gases by blocking air infiltration in concealed spaces, making it an essential fire safety product for code-compliant construction.

Product Features:

  • Fireblocking Formulation: Helps impede the passage of fire, smoke, and gases through service penetrations, top plates, and other concealed spaces.
  • Bright Orange Color: Easily identifiable for inspection and code compliance.
  • Excellent Adhesion: Bonds to wood, masonry, metal, and most building materials.
  • Gun-Grade Application: Use with a dispensing gun for controlled application and minimal waste.
  • Meets Building Codes: Tested and approved as a Type V residential fireblock foam per ASTM E84 and UL standards.
  • Contractor Pack: Sold in a box of 12 – 24oz cans, ideal for high-volume use.

Brand: Boss
Product Type: Fireblock Polyurethane Gun Foam
Size: 24oz can
Box Quantity: 12 Cans
Color: Orange
Compliance: ASTM E84, UL-Listed

Seal gaps and meet fire safety codes with confidence using Boss 812 Fireblock Gun Foam—the trusted choice for professional installers.

Technical Specifications
Brand Boss
Delivery Information

EST Delivery Date 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.

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Frequently asked questions

Can you help me pick the right materials 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: 646-741-2417
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 646-741-2417 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

Why Choose Us?

Factors Build4Less Other Stores
Customer service Easy to reach, and eager to help Difficult to contact
Shipping speed Fast and organised Unpredictable
Competitive pricing Price match guarantee What you see is what you get
Loyalty program Points + exclusive deals Basic discounts
Expert advice Free 1-on-1 sessions Self-service only
Contractor accounts Bespoke pricing, trade credit, and dedicated account manager none available