• Envirograf WBS Cavity Barrier

Envirograf WBS Non-Ventilated Cavity Barriers

Product 55 - WBS

We no longer stock this product, but can recommend Tenmat NVFB Non-Ventilated Fire Barrier as our nearest alternative. Please contact our Technical Team on 0113 2455450 (option 2) or send a message to [email protected] prior to purchase/use for advice on suitability.

Quantity

Description

WBS Non-Ventilated Cavity Barriers made from flexible fireproof sponge, for use in brick/block cavities. Its unique spring properties mean it can be fixed simply by pressing into place.

  • Refer to sizes below
  • Ventilated version available
  • Barrier must be 10mm wider than the cavity
  • Offers thermal insulation
  • Up to 2 hours fire protection



Sizes:

Non-Ventilated

Ref Cavity Width Actual Width Sponge Thickness
WBS80 80mm 90mm 40mm
WBS135 135mm 145mm 40mm
WBS165 165mm 175mm 40mm
WBS210 210mm 220mm 40mm
WBS265 265mm 275mm 40mm

Available to order in 1m and 2m lengths.

Envirograf WBS Non-Ventilated Cavity Barriers fix easily simply by pressing into place in brick/block cavities, and are able to be installed vertically or horizontally.

The firestopping sponge can delay the spread and contain a fire outbreak, giving extra time for evacuations and preventing more damage, and offers durability and moisture protection. Ensure that the sponge barrier is 10mm wider than the cavity.

Envirograf Fire Cavity Barriers should be fitted by experienced professionals to ensure they are installed correctly. Products can only be guaranteed by Envirograf if fitted correctly and incorrect installations will be condemned if inspected. Check labels, fixing brackets, manufacturer installation instructions, etc. Should a site visit be required to check installation, this can be arranged upon request but will be chargeable.

IMPORTANT FIRE PRODUCTS NOTICE: The information displayed on this website should be used as a guide ONLY and our Technical Department should be contacted to obtain a tailored specification and any advice necessary before you place an order for fire protection products. Fire protection products are non-returnable except in accordance with Condition 8 of the Terms and ConditionsWe will not be held liable for any resulting damage to property, human life or monetary costs incurred due to the incorrect specification you have prepared or use of fire protection products caused by your negligence, including your failure to have contacted us to obtain the relevant advice/specification.

Any Envirograf products to be used in or for Harrods department store should be authorised with our Technical Team prior to purchase.

Product Details
Product 55 - WBS
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Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.


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