Please be aware there may be an extended lead time due to manufacturing delays. Please enquire to check stock or for further details.

Rockwool Flexi Insulation Slab

From £38.50 £32.08
In stock
Only %1 left
SKU
Rockwool Flexi Insulation Slab
Product Description

Please be aware there may be an extended lead time due to manufacturing delays. Please enquire to check stock or for further details.

ROCKWOOL FLEXI® has been designed as a multi-use, dual purpose acoustic and thermal mineral wool insulation with a unique flexible edge along one side.

measure:
size: 600mm x 1200mm

We are unable to accept orders less than £150 ex VAT. Orders between £150 - £300 ex VAT will be subject to a delivery charge of £50 ex VAT. Orders between £300-£500 will be subject to a delivery charge of £25 ex VAT , and orders over £500 ex VAT qualify for free delivery.

Need to discuss your enquiry further? Please contact our customer services team at [email protected], who will be happy to help.

ROCKWOOL FLEXI® has been designed as a multi-use, dual purpose acoustic and thermal mineral wool insulation with a unique flexible edge along one side.

Features:

  • The ROCKWOOL FLEXI® slab is manufactured with the patented flexible edge which ensures a perfect fit is maintained between the insulation and the supporting framework.
  • The insulation is easy to install and can be fitted between fresh timber and will expand into the wider space as the timber dries out and shrinks back.
  • ROCKWOOL FLEXI® is Euroclass A1 non-combustible and provides additional thermal and acoustic benefits in application.

Applications:

  • Pitched roof rafters
  • Framed external walls
  • Internal partitions
  • Intermediate floors
  • Separating walls and floors
  • Timber suspended ground floors
Data Sheet (2.99 MB)
Installation Guide (801.03 kB)
Customer Questions
What is a Euroclass ‘reaction to fire’ rating?
A Euroclass ‘reaction to fire’ rating is a measure of a product’s behavior when exposed to a direct ignition source. The behavior is classified as A1 through to F, with A1 attaining the highest level of performance and F the lowest level of performance...
What is ROCKWOOL insulation and how is it made?
ROCKWOOL insulation is a stone-based insulation. It is sourced from abundant lava deposits of volcanic rocks which are melted in a cupola furnace like a controlled man-made volcano. As the re-melted lava comes out of the furnace, it is spun, given water...
Why is ROCKWOOL is itchy?
ROCKWOOL insulation being manufactured from rock fibres is classified as a mechanical irritant.  As with any DIY/Construction job, the correct PPE should be worn to protect yourself i.e. gloves, long sleeve clothing, trousers, etc.  If you ...
My insulation has been left out in the rain and has got wet. Can I still use it?
Yes, the insulation is open cell meaning that it will allow air movement through it.  The product will therefore dry out and can be used as long as it has not been damaged.  In line with good building practice we do not recommend that the product...
Can I double layer ROCKWOOL products?
Yes, ROCKWOOL products can be double layered.  We recommend staggering the joints in accordance with good building practice to minimise the potential for thermal bridging through joints.
Please, mind that only logged in users can submit questions

Orders and Delivery

Free delivery if your order is over £500 ex VAT. Orders between £150 - £300 ex VAT will be subject to a delivery charge of £50 ex VAT. Orders between £300-£500 ex VAT will be subject to a delivery charge of £25 ex VAT. Please note, we are unable to accept orders less than £150 ex VAT

 

When ordering on line you can specify the date of delivery, however we would not be able to specify the time of delivery on that day.

 

♦ Please note that we have a number of large vehicles, including articulated vehicles that may be used for delivery. Please advise us in the comments on your order if access to the delivery address is limited.

♦ Due to insurance guidelines, delivery personnel are unable to enter private residences. Delivery will be as far as possible to the kerbside of the delivery address. The recipient of the products is responsible for any additional lifting once the delivery has been made. Please bear in mind that Insulation products can be bulky and / or heavy.

♦ The delivery driver will require a signature to confirm the goods have been received.

 

† Unfortunately we, Insulation Express, cannot deliver to the Highlands & Islands of the UK. However we will be happy to deliver to a freight forwarding company on your behalf.

Orders and Delivery Free delivery if your order is over £300 inc VAT. Orders between £240-£300 are subject to a £36.00 Inc VAT delivery charge. Any orders under £240, we are unable to accept. When ordering on line you can specify the date of delivery, however we would not be able to specify the time of delivery on that day. ♦ Please note that we have a number of large vehicles, including articulated vehicles that may be used for delivery. Please advise us in the comments on your order if access to the delivery address is limited. ♦ Due to insurance guidelines, delivery personnel are unable to enter private residences. Delivery will be as far as possible to the kerbside of the delivery address. The recipient of the products is responsible for any additional lifting once the delivery has been made. Please bear in mind that Insulation products can be bulky and / or heavy. ♦ The delivery driver will require a signature to confirm the goods have been received. † Unfortunately we, Insulation Express, cannot deliver to the Highlands & Islands of the UK. However we will be happy to deliver to a freight forwarding company on your behalf.

Returns and Refunds

In the unlikely event that you need to return an item, please contact our team on [email protected] within 14 days of accepting delivery of the item. Restocking charges may apply. We will discuss this with you upon receipt of the cancellation request. Restocking charges will be applied where the products are no longer required AND NOT for goods returned because either defective or damaged. We usually charge 25% of value (minimum £25.00).

Please note that we cannot accept returns on special orders. Special orders may consist of items sent via third party shipping companies or made to measure products. If you are unsure on whether or not your item is a special order, please contact us on [email protected] prior to placing the order.

Returns and Refunds

In the unlikely event that you need to return an item, please contact our team on [email protected] within 14 days of accepting delivery of the item. Restocking charges may apply. We will discuss this with you upon receipt of the cancellation request. Restocking charges will be applied where the products are no longer required AND NOT for goods returned because either defective or damaged. We usually charge 25% of value (minimum £25.00).

Please note that we cannot accept returns on special orders. Special orders may consist of items sent via third party shipping companies or made to measure products. If you are unsure on whether or not your item is a special order, please contact us on [email protected] prior to placing the order.

Free delivery on orders over £500! Free delivery on orders over £500 Terms and Conditions apply

Roof Stores Express

For all your roofing needs

Shop now

Power Tools 2 U Express 

Buy Power tools online

Shop now