You have no items in your
shopping basket.

ORDER HOTLINE: 01295 701777 8:30am - 5:00pmFREE NEXT DAY Delivery (on selected products) black friday hurry!

Celotex TB4000 Insulation Board

Celotex TB4000 T Break insulation board measures 1200mm x 2400mm and come in 7 sizes More information
  • In stock Available to order online
  • Delivery BIG & HEAVY Select A Day
  • Loyalty points! You earn 11 loyalty points
Price from
£10.31 (inc. VAT) £8.59 (ex. VAT)

Availability: In stock

* Required fields

Price from
£10.31 (inc. VAT) £8.59 (ex. VAT)

Celotex TB4000 Insulation Board

Celotex TB4000 insulation board is the UK’s leading brand of PIR rigid insulation.

Celotex TB4000 T Break insulation board measures 1200mm x 2400mm and come in 7 sizes.

TB4012, TB4020, TB4025, TB4030, TB4035, TB4040, TB4045

With Celotex TB4000 you are selecting an insulation board that offers a unique collection of benefits including:

  • Up to 100% more thermally efficient than many glass wools
  • Suitable for use in a number of applications including roof, wall and floor systems
  • Lightweight and easy to install
  • Provides excellent sustainability credentials
  • Reduces energy usage helping save you money


Date Score Customer Comment Our Response
20-Apr-2015 Product:
17-Nov-2015 Product:
Everything was good. Could do with more of a better time frame for delivery, like an morning or a afternoon. But apart from that it was fine.
04-Feb-2015 Product:
Faster delivery than expected, Installation easy and clean to use.
16-Jan-2015 Product:
Very easy to use, lightweight strong and easy to cut.
14-Jan-2015 Product:
This arrived on time and on the day i required
29-Dec-2014 Product:
Excellent service, picked my delivery day had confirmation , goods delivered. Driver really friendly and helpful, extra item sent to cover damaged insulation board. Would happily recommend using company to anyone needing.
29-Dec-2014 Product:
As Above
25-Dec-2014 Product:
Very early delivery but commendably flexible response from driver
07-Dec-2014 Product:
Very easy to cut and install
06-Dec-2014 Product:
Good prices & service. Will use again. Recommended
05-Dec-2014 Product:
Product in good condition, clean, and no problems at all.
Delivery driver was excellent and went out of his way to ensure products delivered safely despite huge lorry and a restricted access.
05-Dec-2014 Product:
As Above
02-Dec-2014 Product:
Competitive price, very responsive on telephone, delivered promptly to site on the day requested in rain proof packaging. Will definitely use again.
27-Nov-2014 Product:
Some of our boards were damaged when the fork lift truck loaded onto the lorry. As our builders we're waiting for them we did not have time to get replacements offered by BSO.
25-Nov-2014 Product:
Excellent product delivered in good condition.
Read more reviews on Feefo

Products No Longer Required

You can return any unused product to us in its original condition for a refund within 14 days of delivery to you. You the buyer will pay the cost of returning the item. See below for estimates on the cost of returning items.

If you advise us of your return more than 14 calendar days following the date of delivery we will advise you whether the return is acceptable and any costs associated. Any request has to be made via our RMA page. Phone returns are not acceptable.

Faulty or Damaged Products

In the unlikely event that a delivered product (including special order items) is faulty or damaged, we will exchange it or provide you with a full refund, as long as we are notified of the product's fault within 48 hours (24 hours paving and windows) of it being delivered to you.
To arrange for the product to be collected, e-mail  with your order number and details of the product to be returned. We will collect it at no expense to yourself, and either provide a replacement or process a refund if the product is no longer in stock. After 24 hours please refer to manufacturer returns policy.

Alternatively, you can make arrangements for collection of the product through our nominated carrier. The cost of the return will be at our expense. We require the return of the product within 14 days of the refund request being made.

All refunds will be made to the account used to purchase the product.

We reserve the right to inspect all returned products prior to agreeing to any part-refund, full refund or product exchange.


Returns via courier

All products marked as a parcel will be able to be returned by a standard courier the approx cost of this will be £7.50 per item. Costs may vary depending on the size and location of the parcel. 

If you need any further product information in order for you to estimate the cost of returning the item please contact us.

Returns via pallet or artic

All goods marked as 'BIG & HEAVEY' will incur a cost of  approx £45 per pallet for you to arrange. Costs may vary depending on where you are sending it from etc. 

If you need any further product information in order for you to estimate the cost of returning the item please contact us.