Skip to content

It's still us!
Welcome to our refreshed website with an all new design.

Insulation
- All Insulation
- Loft & Underfloor Insulation
  
  Loft & Underfloor Insulation
  Loft Legs
- Glass Wool and Mineral Wool
  
  Glass Wool and Mineral Wool
  Glass Wool
  Mineral Wool
  Glass Mineral Wool
- Aerogel
- Foam Glass
- Fire Rated Insulation
- Recycled Insulation
- Rigid Insulation Boards
  
  PIR Board
  Phenolic Foam Boards
  Polystyrene
- Technical Insulation
Natural Insulation
- All Natural Insulation
  
  Wood Fibre Insulation
  Hemp Insulation
  Sheep's Wool
  Wood Wool Boards
  Sustainable Building
- Wood Fibre Insulation
  
  Wood Fibre Flexi Insulation
  Wood Fibre Rigid Insulation
- Sheep's Wool
  
  Sheep's Wool Roll Insulation
  Sheep's Wool Slab 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
- All Airtight
  
  Airtight Membranes
  Airtight Tapes and Sealants
  Expanding Tapes
  Airtight Grommets
  Liquid Airtight Membranes
- Pro Clima
  
  All Pro Clima
  Pro Clima Tapes
  Pro Clima Membranes
  Pro Clima Sealants & Adhesives
  Pro Clima Pipe & Cable Grommets
- SIGA
  
  All SIGA
  SIGA Inside
  SIGA Outside
  SIGA Tapes
  SIGA Membranes
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
- All Building Boards
  
  Wood Wool Boards
  Calcium Silicate Boards
  Cement Boards
  Fire Protection Boards
  Render Carrier Boards
  PVC Wall Panels
CEWOOD

Wood wool boards made from 100% natural materials
Shop CEWOOD

Perfect natural plasterboard replacement
Membranes
- All Roofing & Membranes
  
  Airtight & Windtight Membranes
  Breather Membranes for use externally
  Vapour Control Layer (VCL) for use internally
  Roofing Underlay Membranes
  Timber Frame Membranes
  DPM (Damp Proof Membrane) Polythene 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
- All Renders & Plasters
  
  Plasters
  Renders
  Render & Plaster Primers and Sealers
  Render & Plaster Base Coats
  Mortars & Adhesives
  Hydraulic Lime
  Fillers
Adaptavate

Carbon-negative internal plasters.
Shop now

Baumit PremiumPrimer

Internal surface prep prior to plastering.
View product

20kg
Fixings & Accessories
- Screw & Fixings
  
  All Screws
  Insulation Fixings
  Flat Roof Fixings
  Drywall Screws
  Timber Screws
  Metal Screws
  Washers
  Fixing Accessories
- Accessories
  
  All Accessories
  Tools
  Temporary Surface Protection Films
  Adhesives, Sealants & Tapes
  Insulation Netting
  Loft Leg
  Loft Ladders & Hatches
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
Shop by brand
Contact Us
Glossary

Ireland (EUR €)
Isle of Man (GBP £)
United Kingdom (GBP £)

No account yet? Create Account

Facebook
Pinterest
Instagram
LinkedIn

What are You looking for ...

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)

Cant find something?

We are here to help.

Shop by brand
Contact Us
Glossary

Ireland (EUR €)
Isle of Man (GBP £)
United Kingdom (GBP £)

Log in Create Account

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.

Glass Wool and Mineral Wool

Collection: Glass Wool and Mineral Wool

65mm Rockwool TCB Cavity Barrier (50-55 cavity) - per length | Insulation Merchant

Clear all filters

Showing 173 of 173 products

Sort by:

Brand

Firezero (2)
Isover (7)
Knauf Insulation (36)
Mayplas (19)
Rockwool (71)
Skanda Savolit (1)
Superglass (36)
URSA (1)

Product type

Building Board (1)
Fire (29)
Glass and Mineral Wool (55)
Glass Mineral Insulation (67)
Rock Wool (14)
Technical Insulation (1)

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

0.032 (7)
0.034 (8)
0.035 (12)
0.036 (3)
0.037 (11)
0.038 (26)
0.039 (1)
0.040 (13)
0.04 (6)
0.043 (1)
0.044 (16)

Filter and sort

Filter and sort

Showing 173 of 173 products

Brand

Firezero (2)
Isover (7)
Knauf Insulation (36)
Mayplas (19)
Rockwool (71)
Skanda Savolit (1)
Superglass (36)
URSA (1)

Clear

Product type

Building Board (1)
Fire (29)
Glass and Mineral Wool (55)
Glass Mineral Insulation (67)
Rock Wool (14)
Technical Insulation (1)

Clear

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)

Clear

Thermal Conductivity

0.032 (7)
0.034 (8)
0.035 (12)
0.036 (3)
0.037 (11)
0.038 (26)
0.039 (1)
0.040 (13)
0.04 (6)
0.043 (1)
0.044 (16)

Clear

Sort by:

Clear all filters

Clear all filters

Showing 173 of 173 products

50mm ISOVER Acoustic Partition Roll (APR) - 13m x 2/600mm

APR by Isover
Translation missing: en.products.product.sku:ISO/APR-50
50mm ISOVER Acoustic Partition Roll (APR) - 13m x 2/600mm

Regular price

€43,95 EUR ex. GB VAT

Unit Price

€2,82 per m²

Unit Price

€2,35 per m²

Sale price

€43,95 EUR ex. GB VAT

Unit Price

€2,82 per m²

Regular price

you save €-43,95

Unit Price

€2,35 per m²

Regular price

~~€0,00~~ you save €-36,63

Unit price

per
Firezero Multi Sock Cavity Stop TCB (White) - 1200mm x 101-110mm

TCB CAVITY BARRIER by Firezero
Translation missing: en.products.product.sku:FZ/MS-101
Firezero Multi Sock Cavity Stop TCB (White) - 1200mm x 101-110mm

Regular price

€7,95 EUR ex. GB VAT

Sale price

€7,95 EUR ex. GB VAT

Regular price

you save €-7,95

Regular price

~~€0,00~~ you save €-6,63

Unit price

per
100mm Rockwool RW5

RW5 by Rockwool
Translation missing: en.products.product.sku:RW/RW5-100
100mm Rockwool RW5

Regular price

€42,95 EUR ex. GB VAT

Unit Price

€29,83 per m²

Unit Price

€24,86 per m²

Sale price

€42,95 EUR ex. GB VAT

Unit Price

€29,83 per m²

Regular price

you save €-42,95

Unit Price

€24,86 per m²

Regular price

~~€0,00~~ you save €-35,79

Unit price

per
90mm Rockwool TCB Cavity Barrier (76-80 cavity) - per length

TCB CAVITY BARRIER by Rockwool
Translation missing: en.products.product.sku:RW/TCB-90
90mm Rockwool TCB Cavity Barrier (76-80 cavity) - per length

€ Looking for a price?

Add to a quote for our best rate.
50mm Rockwool FLEXI Slab (400mm wide)

FLEXI by Rockwool
Translation missing: en.products.product.sku:RW/FLEXISLAB-50x400
50mm Rockwool FLEXI Slab (400mm wide)

€ Looking for a price?

Add to a quote for our best rate.
140mm Superglass Timber & Rafter Batt 35 (pack of 7)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB35-140
140mm Superglass Timber & Rafter Batt 35 (pack of 7)

Regular price

€36,95 EUR ex. GB VAT

Unit Price

€7,88 per m²

Unit Price

€6,57 per m²

Sale price

€36,95 EUR ex. GB VAT

Unit Price

€7,88 per m²

Regular price

you save €-36,95

Unit Price

€6,57 per m²

Regular price

~~€0,00~~ you save €-30,79

Unit price

per
90mm Knauf Omnifit Slab 35 (600mm wide)

Free Shipping

OMNIFIT by Knauf Insulation
Translation missing: en.products.product.sku:KNI/OMNI35-90
90mm Knauf Omnifit Slab 35 (600mm wide)

€ Looking for a price?

Add to a quote for our best rate.
150mm URSA Cavity Batt 32

by URSA
Translation missing: en.products.product.sku:URS/CB-150
150mm URSA Cavity Batt 32

€ Looking for a price?

Add to a quote for our best rate.
140mm Knauf Rocksilk RainScreen Slab (1200mm x 600mm)

ROCKSILK RAINSCREEN by Knauf Insulation
Translation missing: en.products.product.sku:KNI/RAINSCREEN-140
140mm Knauf Rocksilk RainScreen Slab (1200mm x 600mm)

€ Looking for a price?

Add to a quote for our best rate.
120mm Knauf Rocksilk RainScreen Slab (1200mm x 600mm)

ROCKSILK RAINSCREEN by Knauf Insulation
Translation missing: en.products.product.sku:KNI/RAINSCREEN-120
120mm Knauf Rocksilk RainScreen Slab (1200mm x 600mm)

€ Looking for a price?

Add to a quote for our best rate.
80mm Rockwool ProRox WM 960 Wire Reinforced Mat - 2.3m x (2x500mm)

PROROX by Rockwool
Translation missing: en.products.product.sku:RW/PRWM960-80
80mm Rockwool ProRox WM 960 Wire Reinforced Mat - 2.3m x (2x500mm)

Regular price

€102,95 EUR ex. GB VAT

Sale price

€102,95 EUR ex. GB VAT

Regular price

you save €-102,95

Regular price

~~€0,00~~ you save €-85,79

Unit price

per
150mm Rockwool Full Fill Cavity Batts - 1200x455mm

FULL FILL CAVITY BATTS by Rockwool
Translation missing: en.products.product.sku:RW/FFCB-150
150mm Rockwool Full Fill Cavity Batts - 1200x455mm

€ Looking for a price?

Add to a quote for our best rate.
170mm ISOVER SpaceSaver - 7.03m x 1160mm

SPACESAVER by Isover
Translation missing: en.products.product.sku:ISO/SS-170
170mm ISOVER SpaceSaver - 7.03m x 1160mm

€ Looking for a price?

Add to a quote for our best rate.
75mm Mayplas Masonry Cavity Stop Sock MP552

MASONRY CAVITY BARRIER by Mayplas
Translation missing: en.products.product.sku:MAY/MP552-9075
75mm Mayplas Masonry Cavity Stop Sock MP552

€ Looking for a price?

Add to a quote for our best rate.
60mm Superglass Timber Frame Party Wall Roll

TIMBER FRAME PARTY WALL by Superglass
Translation missing: en.products.product.sku:SG/TFPARTY-60
60mm Superglass Timber Frame Party Wall Roll

Regular price

€74,95 EUR ex. GB VAT

Sale price

€74,95 EUR ex. GB VAT

Regular price

you save €-74,95

Regular price

~~€0,00~~ you save €-62,46

Unit price

per
85mm Mayplas Timber Frame Cavity Barrier TCB 551 (100x100mm) - per length

TCB CAVITY BARRIER by Mayplas
Translation missing: en.products.product.sku:MAY/TCB551-100
85mm Mayplas Timber Frame Cavity Barrier TCB 551 (100x100mm) - per length

€ Looking for a price?

Add to a quote for our best rate.
Pallet of 225 - 65mm Rockwool TCB Cavity Barrier (50-55 cavity)

TCB CAVITY BARRIER by Rockwool
Translation missing: en.products.product.sku:RW/TCB-65/PL
Pallet of 225 - 65mm Rockwool TCB Cavity Barrier (50-55 cavity)

€ Looking for a price?

Add to a quote for our best rate.
200mm Superglass Multi-Roll 44

MULTI-ROLL 44 by Superglass
Translation missing: en.products.product.sku:SG/MR44-200
200mm Superglass Multi-Roll 44

Regular price

€31,95 EUR ex. GB VAT

Unit Price

€5,68 per m²

Unit Price

€4,73 per m²

Sale price

€31,95 EUR ex. GB VAT

Unit Price

€5,68 per m²

Regular price

you save €-31,95

Unit Price

€4,73 per m²

Regular price

~~€0,00~~ you save €-26,63

Unit price

per
150mm Superglass Multi-Roll 44

MULTI-ROLL 44 by Superglass
Translation missing: en.products.product.sku:SG/MR44-150
150mm Superglass Multi-Roll 44

Regular price

€32,95 EUR ex. GB VAT

Unit Price

€4,27 per m²

Unit Price

€3,56 per m²

Sale price

€32,95 EUR ex. GB VAT

Unit Price

€4,27 per m²

Regular price

you save €-32,95

Unit Price

€3,56 per m²

Regular price

~~€0,00~~ you save €-27,46

Unit price

per
100mm Superglass Timber & Rafter Batt 32 (pack of 6)

TIMBER & RAFTER BATT by Superglass
Translation missing: en.products.product.sku:SG/TB32-100
100mm Superglass Timber & Rafter Batt 32 (pack of 6)

€ Looking for a price?

Add to a quote for our best rate.

1
…
3
4
5
6
7
…
9

Account

My Account
Register for an Account
My Quote

Account

My Account
Register for an Account
My Quote

Support

Contact Us & Support
Glossary & Technical terms
Shop by Brand

Support

Contact Us & Support
Glossary & Technical terms
Shop by Brand

Policies

Shipping & Returns Policy
Privacy Policy
Terms of Service

Policies

Shipping & Returns Policy
Privacy Policy
Terms of Service

Call us

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

what3words: ///radiates.webcams.dramatic

Currency

Ireland (EUR €)
Isle of Man (GBP £)
United Kingdom (GBP £)

We accept:

Follow Us:

Facebook
Pinterest
Instagram
LinkedIn

Don't miss out!

E-mail

© 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.

Cart

0 items

Your Cart is Empty

Loading...

Subtotal:

€0,00

VAT included. Shipping calculated at checkout.

Go to Cart

Choosing a selection results in a full page refresh.