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Insulation & Building Guides

Recticel Eurothane GP foil-faced PIR insulation board, 100mm thick

What Thickness of PIR Do I Need for a Suspended...

How thick should PIR insulation be between the joists of a suspended timber floor? Typical thicknesses for renovations and extensions in England, how the perimeter-to-area ratio changes the answer, and...

What Thickness of PIR Do I Need for a Suspended...

How thick should PIR insulation be between the joists of a suspended timber floor? Typical thicknesses for renovations and extensions in England, how the perimeter-to-area ratio changes the answer, and...

Four products from our range: Kingspan PIR insulation board, moisture resistant plasterboard, MF5 ceiling section and an Evolution drywall screw

Who We Are and How Ordering Works at Insulation...

New to Insulation Warehouse Direct? Who we are, what we stock, how our ex VAT prices and pack sizes work, the free calculators that help you order the right quantities,...

Who We Are and How Ordering Works at Insulation...

New to Insulation Warehouse Direct? Who we are, what we stock, how our ex VAT prices and pack sizes work, the free calculators that help you order the right quantities,...

Foil-faced PIR insulation board (Recticel Eurothane GP), compared with Kingspan Kooltherm K103 phenolic floorboard

Kooltherm K103 vs PIR Floor Insulation: How Muc...

Kingspan Kooltherm K103 insulates better per millimetre than PIR, but how much thicker does a PIR board need to be to match it, and how much does that save? A...

Kooltherm K103 vs PIR Floor Insulation: How Muc...

Kingspan Kooltherm K103 insulates better per millimetre than PIR, but how much thicker does a PIR board need to be to match it, and how much does that save? A...

Recticel Eurothane GP foil-faced PIR insulation board showing board thickness

What Thickness of PIR Insulation Do I Need? A U...

How thick should your PIR insulation be? Typical thicknesses for floors, walls and roofs, taken from manufacturers' published U-value tables, alongside the Approved Document L targets for extensions, loft conversions...

What Thickness of PIR Insulation Do I Need? A U...

How thick should your PIR insulation be? Typical thicknesses for floors, walls and roofs, taken from manufacturers' published U-value tables, alongside the Approved Document L targets for extensions, loft conversions...

Kingspan Thermapitch TP10 PIR insulation board

PIR Insulation Birmingham: Trade Prices on King...

Kingspan, Celotex and Recticel PIR insulation boards for Birmingham and West Midlands projects, with delivery details.

PIR Insulation Birmingham: Trade Prices on King...

Kingspan, Celotex and Recticel PIR insulation boards for Birmingham and West Midlands projects, with delivery details.

12.5mm British Gypsum Gyproc WallBoard is a staple product in the world of drylining

12.5mm British Gypsum Gyproc WallBoard is a sta...

The 12.5mm British Gypsum Gyproc WallBoard is a staple product in the world of drylining, and we're proud to stock it here at Insulation Warehouse Direct. Whether you're a professional...

12.5mm British Gypsum Gyproc WallBoard is a sta...

The 12.5mm British Gypsum Gyproc WallBoard is a staple product in the world of drylining, and we're proud to stock it here at Insulation Warehouse Direct. Whether you're a professional...