Collection: Retrofit
Our expertise lies in providing advanced Retrofit solutions for both internal and external wall insulation, ensuring your home stays cosy while saving you money on energy bills.
With our wide range of wood fibre insulation, you can rely on year-round comfort. It keeps your house warm during chilly winters and pleasantly cool throughout the summer months.
Choose Insulation Merchant for a more comfortable, energy-efficient home that you'll love living in!
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Lime Green Silic8 AF1 Aerogel Adhesive & Primer
SILIC8 by Lime GreenLime Green Silic8 AF1 Aerogel Adhesive & Primer
- Regular price
- From £150.00
- Sale price
- From £150.00
- Regular price
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PROCTOR Spacetherm® Multi Board-Walls Laminate (Aerogel + MgO) - 2400mm x 1200mm
SPACETHERM® by A. Proctor GroupPROCTOR Spacetherm® Multi Board-Walls Laminate (Aerogel + MgO) - 2400mm x 1200mm
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50mm Thermafleece NatraHemp Slab (570mm wide)
NATRAHEMP by Thermafleece50mm Thermafleece NatraHemp Slab (570mm wide)
- Regular price
- £201.58
- Unit Price
- £9.21 per m²
- Sale price
- £201.58
- Unit Price
- £9.21 per m²
- Regular price
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140mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE)
COSYWOOL SLAB by Thermafleece140mm Thermafleece CosyWool Sheep Wool Slab (390mm wide) (OLD SIZE)
£ Looking for a price?
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SIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade)
MAJVEST® 200 SOB by SIGASIGA Majvest® 200 SOB - Breather Membrane with Tape (Particularly for Closed Facade)
- Regular price
- £182.21
- Unit Price
- £2.42 per m²
- Sale price
- £182.21
- Unit Price
- £2.42 per m²
- Regular price
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SIGA Fentrim® 330 Grey Adhesive Tape - 150mm
FENTRIM® 330 GREY by SIGASIGA Fentrim® 330 Grey Adhesive Tape - 150mm
- Regular price
- £140.96
- Unit Price
- £5.63 per LM (linear metre)
- Sale price
- £140.96
- Unit Price
- £5.63 per LM (linear metre)
- Regular price
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SIGA Farmer Waterproof High Performance Multi-purpose Tape - 60mm x 15m
FARMER by SIGASIGA Farmer Waterproof High Performance Multi-purpose Tape - 60mm x 15m
- Regular price
- £18.25
- Unit Price
- £1.21 per LM (linear metre)
- Sale price
- £18.25
- Unit Price
- £1.21 per LM (linear metre)
- Regular price
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140mm STEICO Protect M Dry - 1325mm x 600mm
PROTECT M DRY by Steico140mm STEICO Protect M Dry - 1325mm x 600mm
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100mm STEICO Protect M Dry - 1325mm x 600mm
PROTECT M DRY by Steico100mm STEICO Protect M Dry - 1325mm x 600mm
- Regular price
- £24.13
- Unit Price
- £32.30 per m²
- Sale price
- £24.13
- Unit Price
- £32.30 per m²
- Regular price
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£26.81Save £2.68
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Lime Green Solo Primer - 5 litres
SOLO PRIMER by Lime GreenLime Green Solo Primer - 5 litres
£ Looking for a price?
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70mm Thermafleece UltraWool Slab (390mm wide)
ULTRAWOOL by Thermafleece70mm Thermafleece UltraWool Slab (390mm wide)
£ Looking for a price?
Add to a quote for our best rate.
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70mm Thermafleece NatraHemp Slab (570mm wide)
NATRAHEMP by Thermafleece70mm Thermafleece NatraHemp Slab (570mm wide)
£ Looking for a price?
Add to a quote for our best rate.
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50mm Thermafleece UltraWool Slab (390mm wide)
ULTRAWOOL by Thermafleece50mm Thermafleece UltraWool Slab (390mm wide)
- Regular price
- £170.41
- Unit Price
- £12.14 per m²
- Sale price
- £170.41
- Unit Price
- £12.14 per m²
- Regular price
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SIGA Majcoat® 150 SOB Breather Membrane - 1.5m x 50m
MAJCOAT® 150 by SIGASIGA Majcoat® 150 SOB Breather Membrane - 1.5m x 50m
- Regular price
- £200.00
- Unit Price
- £2.66 per m²
- Sale price
- £200.00
- Unit Price
- £2.66 per m²
- Regular price
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SIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m
FENTRIM® 2 by SIGASIGA Fentrim® 2 50/85 (Pre-folded External Corner Tape) - 25m
- Regular price
- £74.00
- Unit Price
- £2.96 per LM (linear metre)
- Sale price
- £74.00
- Unit Price
- £2.96 per LM (linear metre)
- Regular price
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35mm SKANDA Savolit Plus Wood Wool Board - 2000 x 600mm
SAVOLIT PLUS - 2000MM by Skanda Savolit35mm SKANDA Savolit Plus Wood Wool Board - 2000 x 600mm
£ Looking for a price?
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60mm STEICO Therm (wet) - 600mm x 1350mm (Pallet of 38)
THERM WET by Steico60mm STEICO Therm (wet) - 600mm x 1350mm (Pallet of 38)
£ Looking for a price?
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Lime Green Ultra Lime Plaster Base Coat - 10kg
ULTRA by Lime GreenLime Green Ultra Lime Plaster Base Coat - 10kg
£ Looking for a price?
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Lime Green Stipple Coat Lime Preparation - 25kg
STIPPLE COAT by Lime GreenLime Green Stipple Coat Lime Preparation - 25kg
£ Looking for a price?
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Lime Green Solo Filler - 5 Litres
SOLO PRIMER by Lime GreenLime Green Solo Filler - 5 Litres
£ Looking for a price?
Add to a quote for our best rate.
