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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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Brand: Xtratherm Model and Size: 2400x1200mm - 8.64m2
Delivery Time: 2 - 3 working days
120mm Xtratherm Safe-R SR/UF Phenolic foam is a superior performance rigid underfloor insulation with enhanced fire performance, consisting of a Class O phenolic foam core with negligible smoke obscuration. Safe-R SR is faced with low emissivity aluminium facings both sides, and has a thermal conduc..
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Brand: Xtratherm Model and Size: 2400x1200mm - 8.64m2
Delivery Time: 1-3 working days
120mm Xtratherm Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Thin-R FR/ALU board is faced with low emissivity aluminium facings both sides. Rot proof and will remain effective for the life span of the building. Suitable for use be..
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120mm Xtratherm XtroLiner XO/PR Pitched Roof PIR Insulation Board Fire Rated - Pack of 3 120mm Xtratherm XtroLiner XO/PR Pitched Roof PIR Insulation Board Fire Rated - Pack of 3
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Brand: Xtratherm Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
120mm XtroLiner XO/PR board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. It offers excellent insulation performance with thermal conductivity of 0.021 W/mK and a Class ‘O’ fire rating. XtroLiner XO/PR is CFC & HCFC free and is manuf..
Guide Price: £378.29
£453.95 inc VAT
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121-130mm Cavity Stop Sock GDS100 (pack of 12) - GIS DUO Cavity Stop
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Brand: Guardian Insulation Solutions Model and Size: 121-130mm
Delivery Time: 2 - 3 working days
121-130mm Cavity Stop Sock GDS100 - GIS DUO Cavity Stops are designed to prevent the spread of flames and smoke along the cavity and provides up to 4 hours fire integrity. They are 1200mm mineral wool slabs that are encapsulated in recycled plastic. This plastic will not add to the propagation of a ..
Guide Price: £81.56
£97.87 inc VAT
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Brand: Budmat Model and Size: 1250mm
Delivery Time: 1 - 2 days
1250mm Fastening Rod to adjust the height of the rotary hanger with a single self-locking connector is an indispensable element for mounting profiles in light built-up systems: suspended ceilings, decorative ceilings and ceiling linings. It was made of resistant hot-dip galvanized steel. It is resis..
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125mm Actis Hybris Panel - Reflective Multifoil Insulation - 1145mm x 1200mm - pack of 2 125mm Actis Hybris Panel - Reflective Multifoil Insulation - 1145mm x 1200mm - pack of 2
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Brand: Actis Model and Size: 1145mm x 1200mm - 2.74m2
Delivery Time: 2 - 3 working days
125mm Actis Hybris Panel is a multi-foil insulation featuring a unique and flexible honeycomb structure that combines insulation, air tightness, moisture resistance and reflective properties. The low-emmissivity honeycomb structure is protected from excessive dust and air movements. Actis Hybri..
Guide Price: £35.04
£42.05 inc VAT
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Brand: Cellecta Model and Size: 125mm - 2.5m
Delivery Time: 3 - 5 days
125mm Cellecta Unicloser X Double Flange Cavity Closer made of  Hexatherm extruded polystyrene with two U-PVC damp proof course profiles. This cavity closer will eliminates cold bridging around window and door openings.CHARACTERISTICSHigh quality Hexatherm extruded polystyrene,2 ..
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Brand: Cellecta Model and Size: 125mm - 2.5m
Delivery Time: 3 - 5 days
125mm Cellecta Unicloser X Single Flange Cavity Closer made of  Hexatherm extruded polystyrene with one U-PVC damp proof course profiles. This cavity closer will eliminates cold bridging around window and door openings.CHARACTERISTICSHigh quality Hexatherm extruded polystyrene,Rigid U-PVC ..
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Brand: Budmat Model and Size: 125mm
Delivery Time: 1 - 2 days
125mm Fastening Rod to adjust the height of the rotary hanger with a single self-locking connector is an indispensable element for mounting profiles in light built-up systems: suspended ceilings, decorative ceilings and ceiling linings. It was made of resistant hot-dip galvanized steel. It is resist..
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Brand: Budmat Model and Size: 125mm
Delivery Time: 1 - 2 days
125mm Galvanised Steel Ceiling Brackets ES-125 are made from high quality zinc coated steel sheet. This is of particular importance in drywall systems. Gypsum is acidic and therefore the profiles in contact with it must be properly secured. The bracket can be used for fixing horizonta..
£0.33
£0.40 inc VAT
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Brand: Insofast Model and Size: ISF18A - Free Delivery
Delivery Time: 1 - 2 days
125mm Staifix Insofast Anchor is a robust one-piece metal fastener designed to securely attach drywall and insulated plasterboard panels to walls. This fire-resistant anchor features a dish-profiled head, providing reliable mechanical fastening. Its fireproof construction adds an extra layer of safe..
£217.63
£261.16 inc VAT
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Brand: Kingspan Model and Size: 125x2400mm
Delivery Time: 5 - 7 days
125mm Kingspan Kooltherm Cavity Closer is a PVCU extrusion with a rigid thermoset insulation core, which provides a simple and efficient method of closing cavities around openings in cavity walls. It is suitable for use with timber, metal or PVC window frames and can also be supplied to order i..
£207.25
£248.70 inc VAT
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125mm Kingspan Thermabate Cavity Closer 3m length (pack of 8).
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Brand: Kingspan Model and Size: thermabate-Free Delivery
Delivery Time: 2 - 3 weeks
125mm Thermabate Cavity Closer, an innovative solution designed to maintain continuous insulation around window and door openings. Crafted with a rigid thermoset urethane insulation core, this cavity closer box section ensures optimal thermal performance and condensation control. It adapts seamlessl..
Guide Price: £234.47
£281.36 inc VAT
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Brand: Polyfoam XPS Model and Size: 1250x600mm - 2.25m2
Delivery Time: 5 - 7 days
125mm Polyfoam XPS Floorboard - Extra grade is a high strength (kPA 300) extruded polystyrene board (XPS) suitable for any floor construction including below a concrete slab, below a screed and below chipboard. It can also be used as the external insulation layer in basement walls dep..
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Brand: Ravago Building Solutions Model and Size: 2500x600mm - 4.5m2 per pack
Delivery Time: 2 - 3 working days
125mm Ravatherm XPS X 300 SB Extruded Polystyrene Board is an extremely durable thermal insulation board made of extruded polystyrene offering exceptional thermal performance and versatility. It is a lightweight board that is able to withstand extreme loads. It is highly water resistant polystyrene ..
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Brand: Rockwool Model and Size: 1200mm x 600mm - 25.92m2
Delivery Time: 7 - 10 days
125mm Rockwool NyRock 032 Rainscreen Slab is a stone wool insulation product specifically designed for use within ventilated cladding systems and sealed systems like curtain walling. It’s manufactured using patented technology, resulting in an improved thermal performance compared to traditional sto..
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Brand: Rockwool Model and Size: 1200x600mm - 34.56m2
Delivery Time: 8 - 12 weeks
125mm Rockwool Rainscreen Duo Slab is a dual-density rigid insulation for use in ventilated cladding systems and sealed systems such as curtain walling. The outer layer of each slab has a higher density than the remainder of the product and added with a water-repellent agent during manufac..
£885.25
£1,062.30 inc VAT
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Brand: Kingspan Model and Size: 1000x600mm - 30m2
Delivery Time: 2 - 3 weeks
125mm Rockwool Rainscreen Duo Slab with black tissue on 2 sides is a dual-density rigid insulation for use in ventilated cladding systems and sealed systems such as curtain walling. The outer layer of each slab has a higher density than the remainder of the product and added with a water-r..
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125mm Superglass Superwall 32 Cavity Wall Batt (pack of 4) 125mm Superglass Superwall 32 Cavity Wall Batt (pack of 4)
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Brand: Superglass Model and Size: 1200x455mm - 2.18m2
Delivery Time: 1 - 2 days
125mm Superglass Superwall 32 Cavity Batt is a lightweight, non-combustible, unfaced glass mineral wool batt for use as full or partial fill insulation in new external masonry cavity walls up to 25 m in height in domestic and non-domestic buildings. Superwall 32 is manufactured from nearly 84% recyc..
Guide Price: £44.97
£53.96 inc VAT
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125mm Superglass Superwall 36 Cavity Wall Batt (pack of 7) 125mm Superglass Superwall 36 Cavity Wall Batt (pack of 7)
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Brand: Superglass Model and Size: 1200x455mm - 3.82m2
Delivery Time: 2 - 3 working days
125mm Superwall 36 Cavity Wall Batt is a lightweight, non-combustible, unfaced glass mineral wool batt for use as full or partial fill insulation in new external masonry cavity walls up to 25 m in height in domestic and non-domestic buildings. Superwall 36 is manufactured from nearly 84% recycled gl..
Guide Price: £29.99
£35.99 inc VAT
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125mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m 125mm Undersill Flashing and Window Sill Extensions (with full end caps-pair) - length up to 2.5m
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Brand: Wemico Model and Size: WEC731/125
Delivery Time: 1 - 2 days
125mm Undersill Flashing and Window Sill Extension is suitable for most conditions requiring the weathering of External Wall Insulation Systems and Rendering. Aluminium White Coated with peel-off low tack film to protect the section during transportation and fixing on-site. Jointing pieces to s..
Guide Price: £31.25
£37.50 inc VAT
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin ECO360 MA Floor PIR Insulation board has a bio-enhanced, halogen free core of modified polyisocyanurate (PIR) floor insulation bonded to textured low emissivity foil facings. Unilin ECO360 MA board offers excellent insulation performance with excellent thermal conductivit..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin ECO360 MA Pitched Roof PIR Insulation board has a bio-enhanced, halogen free core of modified polyisocyanurate (PIR) pitched roof insulation bonded to textured low emissivity foil facings. Unilin ECO360 MA board offers excellent insulation performance with excellent thermal co..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin ECO360 MA Sarking PIR Insulation board has a bio-enhanced, halogen free core of modified polyisocyanurate (PIR) pitched roof insulation bonded to textured low emissivity foil facings. Unilin ECO360 MA Sarking board offers excellent insulation performance with excellent th..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x450mm - 2.16m2
Delivery Time: 1-3 working days
125mm Unilin ECO360/CT CavityTherm Full Fill Cavity Wall  board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings offering excellent insulation performance with thermal conductivity. Unilin ECO360 CT board reduces the junctions prone to ..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x600mm - 1.44m2
Delivery Time: 1-3 working days
125mm Unilin Stonewool SW/RS Insulation Slab is a non-combustible Euroclass A1 stone wool insulation used as ventilated rainscreen façade and framing applications and curtain walling. Unilin Stonewool SW/RS insulation provides a uniform, high density solution providing resilience during the bui..
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125mm Unilin Thin-R CT/PIR CavityTherm Full Fill Insulation (pack of 4) 125mm Unilin Thin-R CT/PIR CavityTherm Full Fill Insulation (pack of 4)
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200mm x 450mm - 2.16m2
Delivery Time: 1-3 working days
125mm Unilin CavityTherm wall insulation board is a high performance composite board of enhanced PIR core with a lambda value of 0.021W/mK. The boards have gas tight facings with one face bonded to a profiled HIPS skin during manufacture to provide a drainage plane. Unilin CavityTherm's unique ..
Guide Price: £87.92
£105.50 inc VAT
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Brand: Unilin (prev. Xtratherm) Model and Size: 2400x1200mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin Thin-R FR/ALU Flat Roof PIR Insulation Board is a flat roof insulation with enhanced vapour resistant performance. Unilin Thin-R FR/ALU board is faced with low emissivity aluminium facings both sides. Rot proof and will remain effective for the life span of the building. Unilin Thi..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin Thin-R Hyfloor XT/HYF is a high performance floor Insulation board with superior thickness to performance ratio allowing the lower targets required under the new Building Regulations to be achieved with minimum thicknesses. Unilin Thin-R Hyfloor XT/HYF is a high performance foil faced P..
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Brand: Unilin (prev. Xtratherm) Model and Size: 1200x2400mm - 8.64m2
Delivery Time: 1-3 working days
125mm Unilin XtroLiner XO/SK board has a tongue and groove core of modified polyisocyanurate (PIR) bonded to low emissivity aluminium foil facings offering excellent insulation performance with thermal conductivity. Unilin XtroLiner XO/SK board reduces the junctions prone to thermal bridging im..
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