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Multi-layer Foil Insulation SF19+ by SuperFOIL - 1.5m x 10m Roll

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£122.40 Incl. VAT
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SF19+ multi-layer foil insulation is an advanced version of SuperFOIL's favourite reflective insulation SF19 for use in roofs and walls for both new build and retrofit applications.

SF19+ benefits from improved performance and uses the advanced production techniques as developed for their other new products. SF19+ achieves R values of 2.97 for walls and 2.49 for Roofs. Providing better options and solutions as low as U0.10. SF19+ comes in new convenient rolls that are 1.5m by 10m.


Length: 10m.
Width: 1.5m.
Roll size: 15m2.
Thickness installed: 45mm.
Weight per roll: 13kg.
Thermal Resistance - rValues:
For pitched roofs: 2.49m2K/W.
For Walls: 2.97m2K/W.
Core rValue: 1.54m2K/W.
Polypropylene reinforced heavy outer laminated foil: 2x layers.
Aluminium coated reflective foil PET layers: 4x layers.
Loft quilt: 5x layers.
Total layers: 11x layers.


Air seal & radiant barrier.
Building regs compliant.
Horizontal or vertical fitting.
25mm air gap required.
Cut with knife or scissors.


Length 10m Thickness 45mm Width 1500mm


Facing Foil Application Below Rafter
Internal Walls
Above Rafter
Product Type Roll Material Multifoil
Coverage 15m2 Range SuperFoil

Questions & Answers


What tape should be used with SuperFOIL SF19+?


To ensure a consistant air-tight seal, 100mm wide foil tape should be used. We recommend SuperFOIL Superior Tape for it's high strength and enhanced adhesive which allows it to be used even in cold weather.


What size Staples do I need to fix SuperFOIL SF19+?


We recommend using a minimum 14mm staples for use with SuperFOIL SF19+. The staples should be adequate size to hold the SuperFOIL in place until your battens are fitted forming the permanent fixing.


What size Battens should I use with SuperFOIL SF19+?


Minimum of 38mm depth battens to allow the material to expand fully and maintain the required airspace for full thermal performance.

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5 / 5 7 reviews
20th February
I would certainly use this again very quick and easy no mess like the pir for use on the inside
20th December 2020
A really good quality product and the support from Boulder Developments (who are the manufacturers) was absolutely fantastic. Tech support : first class.
MR Saqib Mehta
5th July 2020
Very east to use much easier than the SF19, also veru efficent
27th June 2020
Easy to use
Roger Byrant
19th June 2020
Great product. Fast delivery
18th June 2020
Great service..
12th September 2019
After spending days of researching for a insulation that I could install it supercool ticked all the boxes
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