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Insulation
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Natural Insulation
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- Wood Fibre Insulation
  
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STEICO

Saves CO2, Stores CO2
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Insulate naturally, with wood fibre

IndiNature

Hemp insulation, grown and made in Great Britain.
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Airtightness
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Pro Clima

Innovative ideas for tomorrow's buildings.
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SIGA

We strive for a world of zero energy loss buildings
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Building Boards
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CEWOOD

Wood wool boards made from 100% natural materials
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Perfect natural plasterboard replacement
Membranes
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  DPM (Damp Proof Membrane) Polythene Membranes
Vapour Control Layers

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For use internally

Breather Membranes

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For use externally
Renders & Plasters
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Adaptavate

Carbon-negative internal plasters.
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Baumit PremiumPrimer

Internal surface prep prior to plastering.
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20kg
Fixings & Accessories
- Screw & Fixings
  
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  Adhesives, Sealants & Tapes
  Insulation Netting
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  Loft Ladders & Hatches
Insulation Fixings

Shop our range of insulation fixings for Flat Roofs.
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Insulation Saws

BAHCO Insulation saws are perfect for cutting natural fibre insulation.
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Airtight & Windtight Systems
Natural Insulation
Hemp Insulation
Wood Fibre Insulation
Wood Wool Boards
Renders, Plasters & Mortars

60mm Pro Clima Tescon Vana - Airtight Tape (30m)
LOFT LEG XL Loft Flooring Legs - Raise Loft Boards by 300mm (12 per box)

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Insulation
- All Insulation
- Loft & Underfloor Insulation
  - Loft & Underfloor Insulation
  - Loft Legs
- Glass Wool and Mineral Wool
- Aerogel
- Foam Glass
- Fire Rated Insulation
- Recycled Insulation
- Rigid Insulation Boards
- Technical Insulation
Natural Insulation
Natural Insulation
STEICO

Saves CO2, Stores CO2
Shop STEICO

Insulate naturally, with wood fibre

IndiNature

Hemp insulation, grown and made in Great Britain.
Shop IndiNature
Airtightness
Airtight & Windtight solutions
Pro Clima

Innovative ideas for tomorrow's buildings.
Shop Pro Clima

SIGA

We strive for a world of zero energy loss buildings
Shop SIGA
Building Boards
Building Boards
- All Building Boards
CEWOOD

Wood wool boards made from 100% natural materials
Shop CEWOOD

Perfect natural plasterboard replacement
Membranes
Membranes
- All Roofing & Membranes
Vapour Control Layers

Shop our range of Vapour Control Layers (VCL).
Shop now

For use internally

Breather Membranes

Shop our range of Breather Membranes.
Shop now

For use externally
Renders & Plasters
Renders & Plasters
- All Renders & Plasters
Adaptavate

Carbon-negative internal plasters.
Shop now

Baumit PremiumPrimer

Internal surface prep prior to plastering.
View product

20kg
Fixings & Accessories
Screws, Fixings & Accessories
- Screw & Fixings
- Accessories
Insulation Fixings

Shop our range of insulation fixings for Flat Roofs.
Shop now

Insulation Saws

BAHCO Insulation saws are perfect for cutting natural fibre insulation.
Cut now!

Saws & Sharpeners

Order helpline:

01786 657 911 | Open Mon-Fri 7.30am-5pm

Wherever possible, we will Price Match.

Autumn Offers

Hold stock of most product lines.

Slab Insulation

Collection: Slab Insulation

100mm STEICO Flex 036 - 575mm x 1190mm (4 per pack) | Insulation Merchant

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Showing 114 of 114 products

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Knauf Insulation (30)
Pavatex (2)
Rockwool (45)
Steico (7)
Superglass (9)
Thermafleece (21)

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Building Board (2)
Fire (2)
Glass and Mineral Wool (52)
Glass and Rock Wool (1)
Glass Mineral Insulation (29)
Sustainable Insulation (28)

Thickness

100mm (2.16m² / 3 per pack) (1)
110mm (2.16m² / 3 per pack) (1)
200mm (1.44m² / 2 per pack) (1)
60mm (4.32m² / 6 per pack) (1)
80mm (2.88m² / 4 per pack) (1)
90mm (2.88m² / 4 per pack) (1)

Thermal Conductivity

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Showing 114 of 114 products

Brand

Knauf Insulation (30)
Pavatex (2)
Rockwool (45)
Steico (7)
Superglass (9)
Thermafleece (21)

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Building Board (2)
Fire (2)
Glass and Mineral Wool (52)
Glass and Rock Wool (1)
Glass Mineral Insulation (29)
Sustainable Insulation (28)

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Thickness

100mm (2.16m² / 3 per pack) (1)
110mm (2.16m² / 3 per pack) (1)
200mm (1.44m² / 2 per pack) (1)
60mm (4.32m² / 6 per pack) (1)
80mm (2.88m² / 4 per pack) (1)
90mm (2.88m² / 4 per pack) (1)

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Thermal Conductivity

0.032 (1)
0.034 (8)
0.035 (15)
0.036 (2)
0.037 (12)
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0.039 (1)
0.040 (5)
0.042 (5)
0.044 (2)

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Showing 114 of 114 products

50mm Knauf DriTherm Cavity Slab 37

DRITHERM by Knauf Insulation
Translation missing: en.products.product.sku:KNI/DRISLAB37-50
50mm Knauf DriTherm Cavity Slab 37

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70mm Thermafleece UltraWool Slab (590mm wide)

Autumn Offers

ULTRAWOOL by Thermafleece
Translation missing: en.products.product.sku:TF/ULTRA-70590
70mm Thermafleece UltraWool Slab (590mm wide)

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100mm Thermafleece NatraHemp Slab - 570mm wide (10.94m²)

Autumn Offers

NATRAHEMP by Thermafleece
Translation missing: en.products.product.sku:TF/NATHEM-100570
100mm Thermafleece NatraHemp Slab - 570mm wide (10.94m²)

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70mm Thermafleece NatraHemp Slab (370mm wide)

Autumn Offers

NATRAHEMP by Thermafleece
Translation missing: en.products.product.sku:TF/NATHEM-70370
70mm Thermafleece NatraHemp Slab (370mm wide)

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140mm Thermafleece CosyWool Sheep Wool Slab (590mm wide) (OLD SIZE)

Alternative Now Available

COSYWOOL by Thermafleece
Translation missing: en.products.product.sku:TF/COSYSL-140590
140mm Thermafleece CosyWool Sheep Wool Slab (590mm wide) (OLD SIZE)

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140mm Superglass Timber & Rafter Batt 40 (pack of 12)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB40-140
140mm Superglass Timber & Rafter Batt 40 (pack of 12)

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90mm Superglass Timber & Rafter Batt 40 (pack of 18)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB40-90
90mm Superglass Timber & Rafter Batt 40 (pack of 18)

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100mm Superglass Timber & Rafter Batt 35 (pack of 8)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB35-100
100mm Superglass Timber & Rafter Batt 35 (pack of 8)

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90mm Superglass Timber & Rafter Batt 35 (pack of 10)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB35-90
90mm Superglass Timber & Rafter Batt 35 (pack of 10)

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90mm Superglass Timber & Rafter Batt 32 (pack of 6)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB32-90
90mm Superglass Timber & Rafter Batt 32 (pack of 6)

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50mm Thermafleece NatraHemp Slab (370mm wide)

Autumn Offers

NATRAHEMP by Thermafleece
Translation missing: en.products.product.sku:TF/NATHEM-50370
50mm Thermafleece NatraHemp Slab (370mm wide)

£ Looking for a price?

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50mm Thermafleece CosyWool Sheep Wool Slab (590mm wide) (OLD SIZE)

COSYWOOL SLAB by Thermafleece
Translation missing: en.products.product.sku:TF/COSYSL-50590
50mm Thermafleece CosyWool Sheep Wool Slab (590mm wide) (OLD SIZE)

£ Looking for a price?

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140mm Knauf FrameTherm® Slab 32 (Pack of 4)

FRAMETHERM SLAB by Knauf Insulation
Translation missing: en.products.product.sku:KNI/FRAMESL32-140
140mm Knauf FrameTherm® Slab 32 (Pack of 4)

£ Looking for a price?

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140mm Superglass Timber & Rafter Batt 32 (pack of 5)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB32-140
140mm Superglass Timber & Rafter Batt 32 (pack of 5)

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We're open 7.30am to 5pm

Monday to Friday

Ultimate Insulation Supplies Ltd

Unit 3 24 Munro Road

Springkerse Industrial Estate

Stirling FK7 7UU

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© Copyright 2024 Ultimate Insulation Supplies Ltd trading as Insulation Merchant | All Rights Reserved. Registered in Scotland SC427626 | VAT Registration No. 138 3712 12 | Developed in-house by the Ultimate Group.

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