Need Help With Your Order?

Call our Team on 0115 6976 800

Isover  |  SKU: IWHC3210

100mm Isover Cavity Wall System 32 - 3.28m²

£39.33 Ex VAT
£47.20 Inc VAT

This 100mm Isover Cavity Wall Insulation is designed for use in masonry cavity walls and has a thermal conductivity of 0.032 W/m.K

Nationwide Delivery in 3-5 WORKING DAYS

  • £50 ex VAT Delivery
  • FREE DELIVERY OVER £500

Need a next-day or named day delivery? Call Us.


The Isover Cavity Wall Slab (CWS) 32 1.2m x 455 x 100mm pack of 6 slabs is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.032 W/mK, the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.

  • Manufactured with a water repellent binder
  • Non-combustible, achieves a Euroclass A1 Reaction to fire classification
  • BBA approved – certificate 18/5560
  • Achieves an A+ generic rating within the BRE Global Green Guide
  • Manufactured from up to 70% recycled glass
  • Meets and exceeds UK thermal building regulations when installed in external masonry cavity walls
  • Coverage (m²)
    3.28
  • Thickness
    100mm
  • Length
    1200mm
  • Width
    455mm
  • Material
    Glass Mineral Wool

Do You Ship to My Address?

We deliver to most mainland UK addresses. If you are in one of the areas listed below and are unable to checkout, please give us a call to put together a custom quote.

Northern Ireland (BT), Isle of Wight (PO30-37), Isle of Man (IM), Scottish Highlands and Orkney Isles (PA, ML, EH, KA, G, KY, PH, DD, AB, IV, KW), Outer Hebrides and the Shetland Isles (HS, ZE) will incur additional charges and may also experience delivery delays.

How Much Will My Delivery Cost?

You can work out the cost of delivery on your order before checkout by heading to our Delivery Info page.

How Long Will Delivery Take?

We aim to deliver your items in 3 - 5 Working Days unless otherwise specified (eg - Sheds and Paving Kits). After you have placed your order, we will process your order and book a delivery day - which will then be sent to you via Email.

If have a specific request, please do give our team a call on 01156976800 and we will do our best to help.

What If I Need to Return Something?

If for any reason you wish to return your purchase, we will offer a refund or an exchange as long as this is requested within 14 days of receiving your order.

A manufacturer’s restocking charge may also apply on certain products such as non-stock items, which may be up to 30% of the purchase price, and you will be notified of this amount when you request a refund or exchange.

For full information visit our Returns Policy.

Isover

100mm Isover Cavity Wall System 32 - 3.28m²

£39.33 Ex VAT
£47.20 Inc VAT

The Isover Cavity Wall Slab (CWS) 32 1.2m x 455 x 100mm pack of 6 slabs is a glass mineral wool insulation designed to meet and exceed UK thermal building regulations when installed in external masonry cavity walls. With a thermal conductivity of 0.032 W/mK, the strong, resilient flexible slabs are 455mm wide to fit between standard wall tie spacings.

  • Manufactured with a water repellent binder
  • Non-combustible, achieves a Euroclass A1 Reaction to fire classification
  • BBA approved – certificate 18/5560
  • Achieves an A+ generic rating within the BRE Global Green Guide
  • Manufactured from up to 70% recycled glass
  • Meets and exceeds UK thermal building regulations when installed in external masonry cavity walls
View product