Summer Sale
Our incredible Summer Sale is now live!
From new offers on high-performing products to free shipping on popular materials, Insulation Merchant has everything you need, no matter what stage you are at.
If you have a specific project on the go, don’t hesitate to contact our experts with any questions you may have.
50% off shipping on SIGA orders over £250.
Get 50% off on shipping when you make a purchase of any SIGA products over £250 (inc. VAT).
To redeem the offer, add the qualifying items to your shopping cart and the 50% discount on shipping will be applied at checkout. The discount will not show but will be applied. Subject to sale. The offer may end at any time.
Save Up to 11% On Pro Clima Tescon Vana
Save Up To 11% On Pro Clima's Tescon Vana variants of 60mm and 100mm
Get a Free Pair of Gloves When You Order Rockwool!
Stay protected while you insulate - order any Rockwool product and receive a free pair of gloves with your purchase. Hurry, this limited-time offer is only available while stock lasts!
Hurry, this limited-time offer is only available while stock lasts!
19% Off Steico Multi Membra 5
Don’t miss this limited-time deal on Steico Multi Membra 5! Enjoy 19% off this high-performance, eco-friendly membrane designed for superior protection and energy efficiency. Upgrade your building project today and save while supplies last!
Get 20% Off SIGA Majcoat 350 Bat-Friendly Roof Membrane!
Get 20% off SIGA Majcoat 350 - a bat-friendly, breathable membrane! This high-performance membrane shields your roof from driving rain, even in extreme conditions.
To redeem the offer, add the qualifying items to your shopping cart and the discount will be applied at checkout. Subject to sale. The offer may end at any time.
Get 5% off on Thermafleece Breather Membrane 75m²
Protect your insulation with Thermafleece Breather Membrane. Now 5% off, it’s the perfect choice for durable, breathable construction.
To redeem the offer, add the qualifying items to your shopping cart and the discount will be applied at checkout. Subject to sale. The offer may end at any time.
Free shipping on all Knauf Insulation Rolls.
Enjoy free shipping on all Knauf 2-split (570mm) insulation rolls. Don't miss out on this great offer to save on high-performing insulation materials.
To redeem the offer, add the qualifying items to your shopping cart and free shipping will be applied at checkout. Subject to sale. The offer may end at any time.
Save up to 15% on bulk orders on Knauf Pallets & FREE Shipping
Get incredible savings on Knauf insulation when you order in bulk! Perfect for large projects, enjoy high-performing products at unbeatable prices.
To redeem the offer, add the qualifying items to your shopping cart and the discount and free shipping will be applied at checkout. Subject to sale. The offer may end at any time.
15% off BAHCO Saw and Sharpener
For a limited time, enjoy 15% off on BAHCO Saw and Sharpener. Perfect for precision cutting and maintaining sharp edges. This is a must-have for professionals and DIY enthusiasts alike
To redeem the offer, add the qualifying items to your shopping cart and the discount will be applied. Subject to sale. The offer may end at any time.
Get 11% off when purchasing Protect BarriAir.
Get 11% off Protect Barriair Membrane for a limited time! This advanced, airtight membrane offers superior moisture control and energy efficiency - perfect for modern construction needs. Don’t miss out on this great deal!
Free shipping on Envirograf.
Protect your projects with Envirograf's trusted fire protection solutions. For a limited time, enjoy free shipping on your order. Don’t miss this opportunity to save on top-quality fire safety products.
To redeem the offer you must add Envirograf CV Flexible Strip Cavity Barriers to your basket and Free Shipping will automatically be applied to these items at checkout.
Get FREE shipping on TF200, VC Foil or BarriAir vapour control layers.
Get FREE Shipping On TF 200, VC Foil or Barriair and enhance your projects! Offer available for all 1.5m rolls.
To redeem the offer, add the qualifying items to your shopping cart and free shipping will be applied at checkout. Subject to sale. The offer may end at any time.
Save Up To 62% When You Bulk Buy Carpet Protection Film
Protect your floors and save big! Get up to 62% off when you bulk buy Carpet Protection Film. Don’t miss out on this incredible offer!
Add the qualifying items to your shopping cart to redeem the offer, and the discount will be applied. Subject to sale. The offer may end at any time.