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Celotex CW4040 Cavity Wall Insulation 1200x450x40mm - 14 Per Pack (7.56m2)

SKU

celoc40

£0.00 £0.00

Celotex CW4040 Cavity Wall Insulation 1200x450x40mm - 14 Per Pack (7.56m2) is available to buy in increments of 1

Product Information

Celotex CW4040 cavity wall insulation boards measuring 1200mm (47.24") x 450mm (17.72") x 40mm (1.57")
High-performance polyisocyanurate (PIR) rigid foam for partial fill cavity wall applications
Lightweight and easy to handle, designed to fit neatly between cavity wall ties
Low thermal conductivity (lambda 0.022 W/mK) for superior energy efficiency on-site
Pack contains 14 boards covering 7.56m² – ideal for bulk purchase on building projects

Details

Celotex CW4040 is a high-performance PIR insulation board specifically designed for partial fill cavity wall applications. Suited to builders, contractors, and site managers working on new builds or extensions, it offers excellent thermal efficiency and durability to help future-proof your projects. Please note, this product is supplied in packs of 14 boards covering 7.56m².

Application

This rigid insulation board is tailored for fitting between masonry cavity wall ties, providing a reliable thermal barrier that reduces heat loss and meets current building regulations. Its low emissivity aluminium foil facing enhances thermal resistance by reflecting radiant heat back into the building. CW4040 is ideal for use in both new construction and extension work, helping contractors deliver energy-efficient, compliant cavities with ease.

Dimension

1200mm (47.24") x 450mm (17.72") x 40mm (1.57")

Material

Polyisocyanurate (PIR) rigid foam insulation
Low emissivity composite aluminium foil facing
Manufactured with environmentally responsible blowing agents with zero ozone depletion potential

Type

Partial fill cavity wall insulation board

Certified by the British Board of Agrément (BBA), Celotex CW4040 guarantees thermal performance, condensation resistance, water resistance, and long-term durability. For technical assistance or advice on installation, please contact our expert technical team.

More Information

More Information
Manufacturer	Celotex
MPN	CW4040
Insulation - Type	Cavity Wall
Insulation - Range	Celotex CW4000
Insulation - Thickness	40mm
Availability	Generally available in 5 to 7 working days.
Sap Id	celoc40
Unit of measure	per pack

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Delivery Information

Delivery availability

We deliver to most mainland UK addresses. Some postcode areas are excluded – please see the full list below.

Delivery charges

Delivery costs vary depending on your location, the products ordered, and the delivery method selected. All delivery charges are calculated clearly at checkout.

Fuel Surcharge

Information on our added Fuel Surcharge can be found at https://condell-ltd.com/fuel-surcharge-notification

Delivery dates

You can request a preferred delivery date at checkout. While we aim to meet this wherever possible, availability may depend on stock levels and third-party delivery schedules. If your chosen date is unavailable, a member of our team will contact you to arrange an alternative.

Delivery method

All deliveries are made kerbside as standard. For health and safety reasons, drivers are unable to carry materials beyond the kerb. If you have specific access requirements, please contact us before placing your order.

Delivery exclusions

We currently do not deliver to the following postcode areas:

AB16, AB21–22, AB30–AB38, AB41–AB56, BT1–BT94, CA2, CA15, CA28, DD1, DD8, DD9, DG1, DG2, DG10–DG14, DG16, FK18–FK20, GY1–GY9, HS1–HS9, IM1–IM9, IV1–IV5, IV7, IV12–IV13, IV21–IV28, IV30–IV36, IV40–IV56, JE1–JE4, KA1, KA4–KA6, KA14–KA15, KA18–KA21, KA27–KA30, KW1–KW3, KW6–KW17, KY6–KY10, KY13–KY16, LL49, LL58–LL62, LL64–LL78, PA17–PA78, PH11, PH19–PH26, PH30–PH33, PH35–PH38, PH40–PH44, PH49–PH50, PO30–PO41, SA68, SA71, ZE1–ZE3

Important delivery terms

Shortages must be reported within 48 hours and noted on delivery paperwork
All deliveries must be signed for; redelivery charges may apply
Deferred deliveries may incur storage charges
Collected orders are not subject to delivery charges
Returns are subject to a 25% restocking fee (delivery charges excluded)
Made-to-measure items are non-refundable
Reasonable access to the delivery point must be available; additional charges may apply