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Timber Joist Floor and Ceiling Systems

If you want your floor or ceiling construction to meet and even exceed the prescribed acoustic values, as regulated by the Approved document E of the Building regulations, then you will need a proper upgrade which will additionally improve the fire performance of roof linings and separating and internal floors.

The system includes innovative metal products which are much lighter than traditional timber and blockwork however strong and durable enough; board products which differ in order of fulfilling different requirements in regard to the thermal, acoustic and fire performance of the construction; finishing and fixing products, including screws, sealants and jointing materials and finally effective insulation products designed for acoustic and thermal performance and fire-stopping.

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Ceresit CT77 Mosaic Render grain 1.2mm - 1.8mm
Guide Price
Brand: Ceresit Model and Size: CT77
Delivery Time: 5 - 7 days
1.2mm - 1.8mm grain Ceresit CT 77 Mosaic Render is a decorative, textured wall coating suitable for both interior and exterior use. It has a grain size of 1.2mm to 1.8mm, which gives it a subtle, mosaic-like appearance. The product contains marble-like aggregates that contribute to this aesthetic. C..
Guide Price: £75.00
£90.00 inc VAT
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Brand: Ceresit Model and Size: CT84
Delivery Time: In Stock 1-2 working days
Ceresit CT84 Express is a one-component low expansion polyurethane adhesive for fixing an External Wall Insulation boards (Phenolic, PIR, Expanded Polystyrene) and also plasterboards in drylining. Approximately 2 hours after application, the insulation boards may be smoothed, anchored and, then the ..
£12.71
£15.25 inc VAT
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Brand: Ceresit Model and Size: CT87
Delivery Time: In Stock 1-2 working days
Ceresit CT87 mortar is designed to insulate external walls of the buildings by application of external thermal insulation composite system using EPS- or mineral wool facade boards. It is an element of following ETICS from Ceresit Ceretherm Premium, Express and Wool Premium. CT 87 mortar is used for ..
£27.20
£32.64 inc VAT
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Brand: Ceresit Model and Size: Ceresit PU
Delivery Time: 5 - 7 days
Ceresit Profi cleaner is used for removing fresh foam spots and cleaning the applicator.Cleaning of the applicator is necessary if:difficulties have been experienced while using a gun gun has not been used for more than 1 monthafter removing the can from the gun without replacing it with a new ..
£10.59
£12.71 inc VAT
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Ceresit ZU Insulation and Mesh Adhesive (Base Coat Render)
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Brand: Ceresit Model and Size: ZU-25kg
Delivery Time: 1 - 2 days
Ceresit ZU Insulation and Mesh Adhesive is a cement-based, polymer-modified adhesive specifically designed for fixing white or graphite expanded polystyrene (EPS) insulation boards to exterior walls. The EPS boards should meet the requirements of external thermal insulation composite systems (ETICS)..
£16.00 (£19.20 inc VAT)
£14.88
£17.86 inc VAT
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Brand: Ceresit Model and Size: FG-038
Delivery Time: 2 - 3 working days
The expanding foam gun is a tool which gives a much greater degree of control over the product you are using which not only increases the accuracy of the application but cuts down on un-wanted and unnecessary wastage. Foam gun is manufactured to the highest quality controls and strong construction t..
£15.02
£18.02 inc VAT
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Brand: Ceresit Model and Size: CT74 - 25kg
Delivery Time: 3 - 5 days
Silicone Render Ceresit CT74 - 1.5mm grain - Self Clean is a premium, silicone-modified, thin-layer exterior render with advanced self-cleaning properties. It is formulated to provide exceptional weather protection and a long-lasting, attractive finish for exterior walls. The silicone technolog..
£59.50
£71.40 inc VAT
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Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4030 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
£17.65
£21.18 inc VAT
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35mm Celotex TB4000 PIR Insulation Board - TB4035
Guide Price
Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4035 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
Guide Price: £46.55
£55.86 inc VAT
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Brand: Kingspan Model and Size: 1200mm x 600mm - 7.20m2
Delivery Time: In Stock 1-2 working days
50mm Kingspan Kooltherm K5 External Wall Insulation Board is a premium performance external wall insulation board specifically designed for masonry walls. It features a rigid phenolic foam core, providing exceptional thermal insulation properties that help reduce energy consumption and enhance the o..
£145.20
£174.24 inc VAT
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Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4040 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
£20.62
£24.74 inc VAT
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Brand: Kingspan Model and Size: 1200mm x 600mm - 5.76m2
Delivery Time: In Stock 1-2 working days
60mm Kingspan Kooltherm K5 External Wall Insulation Board is a premium performance external wall insulation board specifically designed for masonry walls. It features a rigid phenolic foam core, providing exceptional thermal insulation properties that help reduce energy consumption and enhance the o..
£136.67
£164.00 inc VAT
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Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4045 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
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70mm Kooltherm K5 External Wall Insulation Board Kingspan (pack of 6) - 1200mm x 600mm 70mm Kooltherm K5 External Wall Insulation Board Kingspan (pack of 6) - 1200mm x 600mm
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Brand: Kingspan Model and Size: 1200mm x 600mm - 4.32m2
Delivery Time: In Stock 1-2 working days
70mm Kingspan Kooltherm K5 External Wall Insulation Board is a premium performance external wall insulation board specifically designed for masonry walls. It features a rigid phenolic foam core, providing exceptional thermal insulation properties that help reduce energy consumption and enhance the o..
Guide Price: £118.42
£142.10 inc VAT
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Brand: Celotex Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
50mm Celotex GA4050 is a multi-purpose insulation board that provides a solution to overcome localized thermal bridges. Featuring a low emissivity foil facings, this board has been manufactured from tough polyisocyanurate (PIR) using a perfect mix of certain blowing agents which have zero ozone depl..
£19.94
£23.93 inc VAT
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110mm Celotex XR4000 PIR Insulation Board - XR4110
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Brand: Celotex Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
Celotex XR4110 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. XR4110 is also appropriate for use in floors and walls. With low emissivity foil facings, XR4110 is ma..
Guide Price: £46.33
£55.60 inc VAT
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Brand: Marmox Model and Size: 100mm - Free Delivery
Delivery Time: 2 - 3 working days
100mm Marmox Thermoblock is a load-bearing and highly insulating block made from extruded polystyrene (XPS) reinforced with polymer-modified concrete cylinders and covered with reinforced polymer-modified concrete mortar. It is designed to be a perfect, thermally insulating replacement for wall bric..
£175.60
£210.72 inc VAT
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Brand: Marmox Model and Size: 1250x600mm - 4.50m2
Delivery Time: 2 - 3 working days
10mm Marmox Multiboard Waterproof Insulation Board is a multifunctional board made from closed cellular structure rigid XPS foam, with a polymer-concrete coating on both sides, reinforced with a fibreglass mesh encased by carbon nano-fibres.CHARACTERISTICSCompletely waterproof,Very versatile an..
£62.74
£75.29 inc VAT
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Brand: Knauf Model and Size: 2400x900mm - 2.16m2
Delivery Time: 1-3 working days
12.5mm Knauf Aquapanel Exterior Cement Board provides a solid, dry base that can withstand the extreme weathering effects of wind, rain, and snow. It makes an ideal substrate for directly applied render finishes and can be used for exterior walls in ventilated systems, exterior ceilings, and soffits..
£58.21
£69.85 inc VAT
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12.5mm Knauf Aquapanel Interior Cement Board - 900mm x 2400mm 12.5mm Knauf Aquapanel Interior Cement Board - 900mm x 2400mm
Guide Price
Brand: Knauf Model and Size: 900x2400mm - 2.16m2
Delivery Time: 2 - 4 days
12.5mm Knauf Aquapanel Interior Cement Board is a high-performance, water-resistant building panel designed for interior applications. It is composed of a core of aggregated Portland cement, reinforced with alkali-resistant glass fibres. This construction provides excellent dimensional stability, im..
Guide Price: £39.50
£47.40 inc VAT
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12.5mm Knauf Aquapanel Interior Cement Board 900mm x 1200mm 12.5mm Knauf Aquapanel Interior Cement Board 900mm x 1200mm
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Brand: Knauf Model and Size: 900x1200mm - 1.08m2
Delivery Time: 2 - 4 days
12.5mm Knauf Aquapanel Interior Cement Board is a high-performance, water-resistant building panel designed for interior applications. It is composed of a core of aggregated Portland cement, reinforced with alkali-resistant glass fibres. This construction provides excellent dimensional stability, im..
Guide Price: £32.50
£39.00 inc VAT
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12.5mm Knauf Safeboard (X-ray resistant plasterboard) - For Healthcare Sector - 625mm x 2400mm 12.5mm Knauf Safeboard (X-ray resistant plasterboard) - For Healthcare Sector - 625mm x 2400mm
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Brand: Knauf Model and Size: 625mm x 2400mm - 1.5m2
Delivery Time: 2 - 4 days
Knauf Safeboard is an X-ray shielding plasterboard with a barium sulphate core that effectively and significantly reduces the amount of lead needed within X-ray shielding partitions in a wide range of  applications within the healthcare sector, and in many cases removing the need for lead altog..
Guide Price: £69.90
£83.88 inc VAT
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Brand: Marmox Model and Size: 1250x600mm - 4.50m2
Delivery Time: 2 - 3 working days
12.5mm Marmox Multiboard Waterproof Insulation Board is a multifunctional board made from closed cellular structure rigid XPS foam, with a polymer-concrete coating on both sides, reinforced with a fibreglass mesh encased by carbon nano-fibres.CHARACTERISTICSCompletely waterproof,Very versatile ..
£67.05
£80.46 inc VAT
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Brand: Knauf Model and Size: 1200x2400 - 2.88m2
Delivery Time: 1 - 2 days
12.5mm Knauf Wallboard is a high-quality gypsum-based plasterboard commonly used for interior wall and ceiling applications. It consists of a solid gypsum core encased in a durable paper lining on both sides. The plasterboard provides a smooth, flat surface that is easy to decorate with paint, wallp..
£9.95
£11.94 inc VAT
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Brand: Euroform Model and Size: 2400x1200mm - 2.88m2
Delivery Time: 2 - 3 working days
12mm Versa Rendaboard is a solid, direct render base board with textured face to one side compatible with a vast number of polymeric coating systems. It is made from a mixture of inorganic materials, glass fibre, wood fibre and non-woven cloths, giving it a unique structure. It does not contain..
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12mm Hardiebacker 500 Cement Wall Board
Guide Price
Brand: James Hardie Model and Size: 1200mm x 800mm - 0.96m2
Delivery Time: 2 - 4 days
12mm Hardiebacker 500 is a cement wall board used as an ideal substrate for tiles and stone, made from cement, cellulose, sand and selected additives, containing no asbestos, formaldehyde or gypsum, which can disintegrate when exposed to high levels of moisture, which makes it a perfect choice espec..
Guide Price: £14.52
£17.42 inc VAT
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Brand: Marmox Model and Size: 140mm- Free Delivery
Delivery Time: 2 - 4 days
140mm Marmox Thermoblock is a load-bearing and highly insulating block made from extruded polystyrene (XPS) reinforced with polymer-modified concrete cylinders and covered with reinforced polymer-modified concrete mortar. It is designed to be a perfect, thermally insulating replacement for wall bric..
£160.41
£192.49 inc VAT
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Brand: Marmox Model and Size: 1250x600 - 3.75m2
Delivery Time: 2 - 4 days
20mm Marmox Multiboard Waterproof Insulation Board is a multifunctional board made from closed cellular structure rigid XPS foam, with a polymer-concrete coating on both sides, reinforced with a fibreglass mesh encased by carbon nano-fibres.CHARACTERISTICSCompletely waterproof,Very versatile an..
£59.70
£71.64 inc VAT
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Brand: Marmox Model and Size: 1250x600 - 3.00m2
Delivery Time: 2 - 4 days
30mm Marmox Multiboard Waterproof Insulation Board is a multifunctional board made from closed cellular structure rigid XPS foam, with a polymer-concrete coating on both sides, reinforced with a fibreglass mesh encased by carbon nano-fibres.CHARACTERISTICSCompletely waterproof,Very versatile an..
£57.50
£69.00 inc VAT
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Brand: Marmox Model and Size: 1250x600mm - 2.25m2
Delivery Time: 2 - 4 days
40mm Marmox Multiboard Waterproof Insulation Board is a multifunctional board made from closed cellular structure rigid XPS foam, with a polymer-concrete coating on both sides, reinforced with a fibreglass mesh encased by carbon nano-fibres.CHARACTERISTICSCompletely waterproof,Very versatile an..
£51.85
£62.22 inc VAT
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