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Soprema

Soprema is a company that design and manufacture waterproofing and insulation systems to suit every construction project.

  • Bituminous waterproofing,
  • Synthetic waterproofing,
  • Structural waterproofing,
  • Liquid waterproofing,
  • Green roofing,
  • Solar Solutions,
  • Insulation

The Lummerzheim family started up a factory, producing the first bituminous waterproofing membranes in 1870. The company was founded in 1908 by Mr. Charles Geisen in Strasbourg. The first mammoth membrane was invented by him in 1909. In 1989, the company had created an innovative solutions for green roofs. It started producing extruded polystyrene in 2014 by acquiring Topox.

Soprema is a company that design and manufacture waterproofing and insulation systems to suit every construction project.

  • Bituminous waterproofing,
  • Synthetic waterproofing,
  • Structural waterproofing,
  • Liquid waterproofing,
  • Green roofing,
  • Solar Solutions,
  • Insulation

Soprema  has the technical know how to give support to guarantee the success of your projects in areas:

  • Roofing, waterproofing & insulation design consultation & advice, 
  • Waterproofing surveys with technical recommendation, 
  • Bespoke specification service,
  • Technical drawings and details,
  • BIM objects for waterproofing and Insulation systems,
  • Product & installation Training,
  • On site support & inspections,
  • Project sign off and warranty,
  • Technical assistance and Certification.

Tech. support: 0330 058 0668
100mm SOPRATHERM CW4000 (previously Celotex) - PIR Cavity Wall Insulation Board - 1200mm x 450mm - pack of 6
Guide Price
Brand: Soprema Model: 1200mm x 450mm - 3.24m2
Delivery Time: 2 - 3 working days
100mm SOPRATHERM CW4000 (previously Celotex CW4000) is a high-performance, rigid PIR insulation board specifically engineered for partial-fill masonry cavity walls. It features low-emissivity foil facings on both sides to enhance thermal performance within the cavity air space.CHARACTERISTICSWith a ..
Guide Price: £68.22
£81.86 inc VAT
100mm SOPRATHERM GA4000 PIR Insulation Board (previously Celotex) - General Purpose PIR Insulation - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
100mm SOPRATHERM GA4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board. It is designed for use in multiple areas of the building envelope, providing a reliable thermal barrier for floors, walls, and roofs. SOPRATHERM GA4000 is the go-to general-purpose insulation board for a wi..
Guide Price: £34.18
£41.02 inc VAT
100mm Soprema XPS SL Extruded Polystyrene Board (pack of 4) 100mm Soprema XPS SL Extruded Polystyrene Board (pack of 4)
Guide Price
Brand: Soprema Model: 1250x600mm - 3.00m2
Delivery Time: 2 - 3 working days
100mm Soprema XPS SL is an extremely durable, high strength extruded polystyrene thermal insulation board offering high water resistance for flat and pitched roofs. It can be stored and installed in severe wet weather conditions with no deterioration during its life. It is easy to cut and customise ..
Guide Price: £72.29
£86.75 inc VAT
110mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
110mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £64.47
£77.36 inc VAT
115mm SOPREMA Thermaclass Cavity Wall 21 (previously Celotex) - Full Fill PIR Insulation - 1190mm x 450mm - pack of 5
Guide Price
Brand: Soprema Model: 1190mm x 450mm - 2.7m2
Delivery Time: 2 - 3 working days
115mm SOPREMA Thermaclass Cavity Wall 21 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed primarily for full fill masonry cavity wall applications. It is the flagship high-efficiency board in the Soprema range, offering a superior thermal solution for modern building env..
Guide Price: £116.88
£140.26 inc VAT
120mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
120mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £41.16
£49.39 inc VAT
130mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
130mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £46.98
£56.38 inc VAT
140mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
140mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £50.92
£61.10 inc VAT
140mm SOPREMA Thermaclass Cavity Wall 21 (previously Celotex) - Full Fill PIR Insulation - 1190mm x 450mm - pack of 4
Guide Price
Brand: Soprema Model: 1190mm x 450mm - 2.16m2
Delivery Time: 2 - 3 working days
140mm SOPREMA Thermaclass Cavity Wall 21 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed primarily for full fill masonry cavity wall applications. It is the flagship high-efficiency board in the Soprema range, offering a superior thermal solution for modern building env..
Guide Price: £124.04
£148.85 inc VAT
150mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
150mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £49.93
£59.92 inc VAT
165mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm - pack of 6
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 17.28m2
Delivery Time: 2 - 3 working days
165mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £607.02
£728.42 inc VAT
200mm SOPRATHERM XR4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm - pack of 6
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 17.28m2
Delivery Time: 2 - 3 working days
200mm SOPRATHERM XR4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board manufactured in thicknesses ranging from 110 mm up to 200 mm. It is specifically engineered to help developers meet the most stringent building regulations with a single-layer installation. The XR4000 range ..
Guide Price: £736.26
£883.51 inc VAT
20mm SOPRATHERM TB4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
20mm SOPRATHERM TB4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed specifically to eliminate thermal bridges. It is manufactured in very thin profiles, allowing it to fit into tight spaces such as window reveals, floor perimeters, and behind structural members where..
Guide Price: £42.70
£51.24 inc VAT
25mm SOPRATHERM TB4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
25mm SOPRATHERM TB4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed specifically to eliminate thermal bridges. It is manufactured in very thin profiles, allowing it to fit into tight spaces such as window reveals, floor perimeters, and behind structural members where..
Guide Price: £12.97
£15.56 inc VAT
30mm SOPRATHERM TB4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
30mm SOPRATHERM TB4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed specifically to eliminate thermal bridges. It is manufactured in very thin profiles, allowing it to fit into tight spaces such as window reveals, floor perimeters, and behind structural members where..
Guide Price: £15.01
£18.01 inc VAT
30mm Soprema XPS SL Extruded Polystyrene Board (pack of 14) 30mm Soprema XPS SL Extruded Polystyrene Board (pack of 14)
Guide Price
Brand: Soprema Model: 1250x600mm - 10.50m2
Delivery Time: 2 - 3 working days
30mm Soprema XPS SL is an extremely durable, high strength extruded polystyrene thermal insulation board offering high water resistance for flat and pitched roofs. It can be stored and installed in severe wet weather conditions with no deterioration during its life. It is easy to cut and customise o..
Guide Price: £102.21
£122.65 inc VAT
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
35mm SOPRATHERM TB4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed specifically to eliminate thermal bridges. It is manufactured in very thin profiles, allowing it to fit into tight spaces such as window reveals, floor perimeters, and behind structural members where..
37.5mm SOPRATHERM PL4025 Insulated Plasterboard (previously Celotex) - 25mm PIR Insulation Bonded to 12.5mm Plasterboard - 1200mm x 2400mm (PL4000)
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
37.5mm SOPRATHERM PL4025 is an insulated plasterboard consists of a high-performance 25mm polyisocyanurate (PIR) insulation board factory-bonded to a 12.5mm tapered-edge gypsum plasterboard. It is designed to be fixed internally to walls and ceilings, providing an immediate thermal upgrade and a sur..
Guide Price: £53.06
£63.67 inc VAT
40mm SOPRATHERM CW4000 (previously Celotex) - PIR Cavity Wall Insulation Board - 1200mm x 450mm - pack of 14
Guide Price
Brand: Soprema Model: 1200mm x 450mm - 7.6m2
Delivery Time: 2 - 3 working days
40mm SOPRATHERM CW4000 (previously Celotex CW4000) is a high-performance, rigid PIR insulation board specifically engineered for partial-fill masonry cavity walls. It features low-emissivity foil facings on both sides to enhance thermal performance within the cavity air space.CHARACTERISTICSWith a t..
Guide Price: £77.58
£93.10 inc VAT
40mm SOPRATHERM TB4000 PIR Insulation Board (previously Celotex) - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
40mm SOPRATHERM TB4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board designed specifically to eliminate thermal bridges. It is manufactured in very thin profiles, allowing it to fit into tight spaces such as window reveals, floor perimeters, and behind structural members where..
Guide Price: £18.46
£22.15 inc VAT
50mm SOPRATHERM CW4000 (previously Celotex) - PIR Cavity Wall Insulation Board - 1200mm x 450mm - pack of 11
Guide Price
Brand: Soprema Model: 1200mm x 450mm - 5.94m2
Delivery Time: 2 - 3 working days
50mm SOPRATHERM CW4000 (previously Celotex CW4000) is a high-performance, rigid PIR insulation board specifically engineered for partial-fill masonry cavity walls. It features low-emissivity foil facings on both sides to enhance thermal performance within the cavity air space.CHARACTERISTICSWith a t..
Guide Price: £72.03
£86.44 inc VAT
50mm SOPRATHERM GA4000 PIR Insulation Board (previously Celotex) - General Purpose PIR Insulation - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
50mm SOPRATHERM GA4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board. It is designed for use in multiple areas of the building envelope, providing a reliable thermal barrier for floors, walls, and roofs. SOPRATHERM GA4000 is the go-to general-purpose insulation board for a wid..
Guide Price: £20.50
£24.60 inc VAT
50mm Soprema XPS SL Extruded Polystyrene Board (pack of 8) 50mm Soprema XPS SL Extruded Polystyrene Board (pack of 8)
Guide Price
Brand: Soprema Model: 1250x600mm - 6.00m2
Delivery Time: 2 - 3 working days
50mm Soprema XPS SL is an extremely durable, high strength extruded polystyrene thermal insulation board offering high water resistance for flat and pitched roofs. It can be stored and installed in severe wet weather conditions with no deterioration during its life. It is easy to cut and customise o..
Guide Price: £70.57
£84.68 inc VAT
52.5mm SOPRATHERM PL4040 Insulated Plasterboard (previously Celotex) - 40mm PIR Insulation Bonded to 12.5mm Plasterboard - 1200mm x 2400mm (PL4000)
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
52.5mm SOPRATHERM PL4040 is an insulated plasterboard consists of a high-performance 40mm polyisocyanurate (PIR) insulation board factory-bonded to a 12.5mm tapered-edge gypsum plasterboard. It is designed to be fixed internally to walls and ceilings, providing an immediate thermal upgrade and a sur..
Guide Price: £64.38
£77.26 inc VAT
60mm SOPRATHERM CW4000 (previously Celotex) - PIR Cavity Wall Insulation Board - 1200mm x 450mm - pack of 10
Guide Price
Brand: Soprema Model: 1200mm x 450mm - 5.4m2
Delivery Time: 2 - 3 working days
60mm SOPRATHERM CW4000 (previously Celotex CW4000) is a high-performance, rigid PIR insulation board specifically engineered for partial-fill masonry cavity walls. It features low-emissivity foil facings on both sides to enhance thermal performance within the cavity air space.CHARACTERISTICSWith a t..
Guide Price: £75.67
£90.80 inc VAT
60mm SOPRATHERM GA4000 PIR Insulation Board (previously Celotex) - General Purpose PIR Insulation - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
60mm SOPRATHERM GA4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board. It is designed for use in multiple areas of the building envelope, providing a reliable thermal barrier for floors, walls, and roofs. SOPRATHERM GA4000 is the go-to general-purpose insulation board for a wid..
Guide Price: £24.56
£29.47 inc VAT
62.5mm SOPRATHERM PL4050 Insulated Plasterboard (previously Celotex) - 50mm PIR Insulation Bonded to 12.5mm Plasterboard - 1200mm x 2400mm (PL4000)
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
62.5mm SOPRATHERM PL4050 is an insulated plasterboard consists of a high-performance 50mm polyisocyanurate (PIR) insulation board factory-bonded to a 12.5mm tapered-edge gypsum plasterboard. It is designed to be fixed internally to walls and ceilings, providing an immediate thermal upgrade and a sur..
Guide Price: £72.69
£87.23 inc VAT
Brand: Soprema Model: 1200mm x 450mm - 4.32m2
Delivery Time: 2 - 3 working days
70mm SOPRATHERM CW4000 (previously Celotex CW4000) is a high-performance, rigid PIR insulation board specifically engineered for partial-fill masonry cavity walls. It features low-emissivity foil facings on both sides to enhance thermal performance within the cavity air space.CHARACTERISTICSWith a t..
70mm SOPRATHERM GA4000 PIR Insulation Board (previously Celotex) - General Purpose PIR Insulation - 1200mm x 2400mm
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
70mm SOPRATHERM GA4000 is a high-performance, rigid polyisocyanurate (PIR) insulation board. It is designed for use in multiple areas of the building envelope, providing a reliable thermal barrier for floors, walls, and roofs. SOPRATHERM GA4000 is the go-to general-purpose insulation board for a wid..
Guide Price: £26.60
£31.92 inc VAT
72.5mm SOPRATHERM PL4060 Insulated Plasterboard (previously Celotex) - 60mm PIR Insulation Bonded to 12.5mm Plasterboard - 1200mm x 2400mm (PL4000)
Guide Price
Brand: Soprema Model: 1200mm x 2400mm - 2.88m2
Delivery Time: 2 - 3 working days
72.5mm SOPRATHERM PL4060 is an insulated plasterboard consists of a high-performance 60mm polyisocyanurate (PIR) insulation board factory-bonded to a 12.5mm tapered-edge gypsum plasterboard. It is designed to be fixed internally to walls and ceilings, providing an immediate thermal upgrade and a sur..
Guide Price: £75.76
£90.91 inc VAT
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