PIR Insulation Strips | 2400mm x 400mm | Pack of 3

InsulationUKSKU: IUK01508

Sale price£23.22 

inc VAT

Pay in 3 prices shown are an example only. Total calculated at checkout.

Delivery within 3 - 5 working days

Free Delivery On Orders
Over £599.95 Ex-Vat

Need something quicker?

Contact us on 0300 303 4578
or email here!

PIR Insulation Board Strips - Perfectly Cut for 400mm Centres

Pack of 3


Save time on your project with our PIR Insulation Board Strips, expertly cut to fit seamlessly between joists in roofs, floor joists, and timber studs in walls.

Tailored for 400mm centres, with options available for 600mm centres, these strips offer a precision solution to insulation needs, ensuring maximum thermal efficiency without the hassle of cutting full-sized boards.

Why Choose Our PIR Insulation Strips?

  • Time-Saving Installation: Arrive ready to install, significantly cutting down on preparation time and effort.
  • Enhanced Thermal Efficiency: The low emissivity foil facing enhances thermal performance, allowing for better U-values and reduced energy costs.
  • Lightweight & Easy Handling: Designed for ease of transportation and fitting, making them an ideal choice for quick and efficient insulation upgrades.
  • Precision Cuts for Common Centres: Cut specific to common centres, 400mm and 600mm, and available in lengths of 1200mm or 2400mm to suit a variety of applications.
  • Ideal for Roof Spaces: Small enough to fit through a loft hatch, making them perfect for insulating roof spaces.
  • Versatile Use: Can be used as an additional layer of insulation or in conjunction with insulated plasterboard for enhanced room insulation.

You can browse our insulated plasterboard here.

Ideal Applications

  • Roofs: Perfect for placement below or above timber rafters.
  • Floors: Excellent for insertion between floor joists.
  • Walls: Suitable for stud frame insulation.


Feature Description
Dimensions 2400 x 400mm
Available Thicknesses 25mm, 50mm, 75mm, 100mm
Pack Size 3 boards
Material High-quality polyisocyanurate (PIR) with a low emissivity foil facing
Certifications BBA certified for timber frame dwellings, pitched roofs, dry lining, and floor insulation
Thermal Performance Lambda value of 0.022 W/m.K
Fire Safety Euroclass E Reaction to Fire classification according to BS EN 13501-1
Ease of Installation Ready to install, reducing prep time and effort
Thermal Efficiency Enhanced by low emissivity foil facing for better U-values
Handling Lightweight and rigid, easy to transport and fit

Other sizes available

Enhance Your Home’s Comfort & Efficiency

Our PIR Insulation Board Strips are a game-changer for both new constructions and renovations, ensuring a comfortable, energy-efficient environment. Order now and experience the ease of installation and superior insulation performance!


Order Value Delivery Charge
Up to £200.00 ex-vat £100.00 ex-vat
£200.00 - £599.95 ex-vat £59.95 ex-vat
Above £599.95 ex-vat Free Delivery


Weekend Delivery
Available upon request


Parcel Rates
Delivery charge may vary depending on quantity and volume of your order.
Pricing will be calculated during checkout.


Local Delivery Charge
Within 35 miles of Postcode S63 9BL - Up to £500.00 ex-vat
Delivery Charge £35.00 ex-vat
Please contact us to arrange collections
Tel: 0300 303 4578 | Email: sales@insulationuk.co.uk


Delivery charges will automatically be calculated within the checkout process.
Orders are only processed for delivery between 8.00am - 5.00pm Monday to Friday excluding bank holidays.
Moffett offload will be used for large bulky deliveries and only when agreed with you.
Please advise of any access issues on ordering.
Delivery is Kerbside only.
In the unlikely event that your delivery is not correct or damaged please notify us immediately and mark any issues on the delivery slip.


    Where We Deliver

    Delivery Areas

    We have a fleet of FORS delivery vehicles all with Moffett mechanical off loads that deliver nationwide. Sometimes we may use 3rd party carriers for smaller orders.


      Product Delivery Times

      The vast majority of our orders are dispatched within 3 working days, this can however be up to 5 working days, please contact us if you require something urgent.
      Speciality items may take up to 5-7 working days.
      We will contact you with in 24/48hrs of your order been placed to confirm delivery times and dates.

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