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Powerlon UltraBlock 300 Thermo-Reflective Air & Vapour Control Layer 2m x 50m


£275.88 Incl. VAT
£229.90 Ex. VAT

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Estimated Delivery: 2-3 working days 


The UltraBlock 300 is a high-performance vapour control layer and air barrier from Powerlon, suitable for use in all roof and wall installations. Its reflective foil layer maximises energy efficiency by reflecting heat back into the building, whilst its impressive Class W1 rating provides exceptional water resistance. Offering protection during construction and on completion, a vapour control layer is an essential step in any modern building design.

Perfect for structures where there is a high risk of moisture build-up, the UltraBlock 300 is lightweight, making it easy to handle and install. Prevent condensation and reduce your building’s energy bills with the versatile and cost-effective Powerlon UltraBlock 300 vapour control layer.

Why Choose this Powerlon UltraBlock 300 Vapour Control Layer 2 x 50m?

  • Improves energy efficiency
  • Exceptional water resistance
  • Lightweight
  • Strong & durable
  • CE approved

Product Specifications:

Size: 2m x 50m

Weight: 270 gsm

Roll Weight: 28kg

Colour: Silver / green

Tensile Strength (MD / XD):   400 / 300

                                                  290 / 300

Nail Tear Resistance (MD / XD): 140 / 230

                                                       260 / 265

Water Vapour Resistance: >25,000 MNs/g BS 3177 approx. 0.0007 Perms (USA)

Water Vapour Permeability: <0.01 EN 1931 EN 12572c

Water Penetration Resistance: W1

Temperature Range: -40° - +70°

Thermal Reflectivity: 0.54

Thermal Emissivity: 0.46

UV Resistance: 3 months

Deliveries are made on the basis the customer can accept the goods, or willingness to off load the goods, or having means of mechanical offload, this also applies to heavier items such as pallets etc. All deliveries are made ‘kerbside’ and often it can be at the discretion of the driver. A large majority of deliveries would be made on a large rigid tail-lift vehicle and off loaded via a pallet truck and only on to flat surfaces such as tarmac, concrete and pavers. If you do have restricted access, please contact us prior to placing your order. We will always try to accommodate your needs. If a delivery fails due to access, we reserve the right to make a re-delivery charge. All delivery charges are calculated when checking out. The delivery charges included are for the Mainland UK only and do not apply to the Scottish Highlands, or Isles off the Mainland. Additional charges may apply for deliveries that aren’t classed within the Mainland (this is classed by ourselves, suppliers and couriers) Please contact us on 01752 466151 or Due to the nature of our business model, this can mean your order will be sent via multiple deliveries. Whilst we will make every effort to deliver your goods within the stated/requested time frame, we cannot guarantee availability from the manufacturer or the manufacturer's delivery schedules, so we would recommend the end user not to start/schedule any work until the goods arrive. Due to logistics of various couriers and suppliers we are unable to give times of deliveries. However, please call or email us on the day of the delivery and we will try to get an approximate time. Deliveries can take place from as earlier as 07:30 right up to 18:00 depending on the courier/haulier and taking into account local traffic etc.
You have 14 days from receiving your item(s) to return them should you wish to do so. Please contact us should you wish to arrange a refund/return. Any product marked cut to size, bespoke or made to order are non returnable and excluded from our refund policy.

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