Karma TNF 70 Slab System

From  £38.96  inc VAT
From  £32.47  ex VAT
In stock
From  £38.96  inc VAT
From  £32.47  ex VAT
Product Description

Size: 70mm x 600mm x 1200mm

Need to discusss your enquiry further? Please contact our customer services team at [email protected], who will be happy to help.

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Size: 70mm x 600mm x 1200mm


Very high density stone fibre batt of 70mm x 600mm x 1200mm, white coated on the top side with a smoke and fire resistant sealant.  These are cut to suit on site and fitted between joists, after removing a number of floorboards, secured under compression and bonded with Karma EX240 Intumastic


Used to upgrade the fire resistance of timber floors to 90 minutes fire integrity and insulation. Often used where a lath and plaster ceiling must not be disturbed or where access is not possible from the soffit face because of occupancy of a dwelling or congestion caused by mechanical services

Fire Rating

Tested to BS 476 Pt 22. 90 minutes fire integrity and insulation
Thermal conductivity = 0.035


  • 1200 x 600mm size covers most joist centres
  • Installed without the need for steel bracketry
  • Very lightweight system
  • Very fast to install
  • A dry system that will not damage sensitive lath and plaster ceilings or fine plaster mouldings
Orders and Delivery

Orders and Delivery

Free delivery if your order is over £300 Inc VAT. Orders under £300 are subject to a £30.00 Inc VAT delivery charge.

When ordering on line you can specify the date of delivery, however we would not be able to specify the time of delivery on that day.

♦ Please note that we have a number of large vehicles, including articulated vehicles that may be used for delivery. Please advise us in the comments on your order if access to the delivery address is limited.

♦ Due to insurance guidelines, delivery personnel are unable to enter private residences. Delivery will be as far as possible to the kerbside of the delivery address. The recipient of the products is responsible for any additional lifting once the delivery has been made. Please bear in mind that Insulation products can be bulky and / or heavy.

♦ The delivery driver will require a signature to confirm the goods have been received.


† Unfortunately we, Insulation Express, cannot deliver to the Highlands & Islands of the UK. However we will be happy to deliver to a freight forwarding company on your behalf.

Returns and Refunds

Returns and Refunds

In the unlikely event that you need to return an item, please contact our team on 0330 123 1885 within 14 days of accepting delivery of the item. Restocking charges may apply. We will discuss this with you upon receipt of the cancellation request. Restocking charges will be applied where the products are no longer required AND NOT for goods returned because either defective or damaged. We usually charge 25% of value (minimum £25.00).

Please note that we cannot accept returns on special orders. Special orders may consist of items sent via third party shipping companies or made to measure products. If you are unsure on whether or not your item is a special order, please contact us on 0330 123 1885 prior to placing the order.

Free delivery on orders over £300! Free delivery on orders over £300 Terms and Conditions apply

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