Howarth Timber & Building Supplies

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News & Information (5)

A Guide to CLS Timber

Are you considering using CLS timber for a future construction project? CLS timber has a variety of outstanding features, such as being durable, robust, and proportioned for a wide range of uses. As ...

Cladding Case Studies

Cladding can be used in a number of ways to enhance a building or construction, improve it’s strength and protect it from natural elements such as the weather, sunlight and water absorption. He ...

TDUK: Impact of trade restrictions on Russia and Belarus

Timber Development UK ruled over a pan-European conference with the top timber and sawmilling associations on March 7th to coordinate action throughout the continent. The sanctions placed on Belarus ...

Types of Timber: All you need to know

If you’re in the building trade, a joiner in particular, or work at Howarth Timber & Building Supplies, you’ll know a great deal about the different types of timber. But there is alwa ...

Cladding: An Installation Guide

Timber is a natural product that will maintain its appearance and last a lifetime if cared for according to the manufacturer's instructions. As a result, the installation instructions stated below ar ...

Products (206)

Special Offer

Special Offer

Planed Tongue & Groove Green UC3u Treated Timber Cladding PEFC 19 x 125mm

WAS: per metre

WAS £3.46

£2.16 per metre (Inc VAT)

WAS: per metre

WAS £2.88

£1.80 per metre (Ex VAT)

This softwood cladding made from Scandinavian Redwood is ideal for cladding outdoor structures such as summerhouses, sheds, garages, play houses or making gates. The 19 x 125mm PTG cladding is green...

WAS: per metre

WAS £3.46

£2.16 per metre (Inc VAT)

WAS: per metre

WAS £2.88

£1.80 per metre (Ex VAT)
Rough Sawn Timber UC2 Treated PEFC 19 x 38mm

WAS:

WAS:

WAS

£0.69 - £3.99 per piece (Ex VAT)

WAS

£0.83 - £4.79 per piece (Inc VAT)

This timber is sourced and produced in the British Isles, reducing the carbon footprint of timber products compared to imported products. The sawn treated carcassing has a rough sawn finish, which is...

WAS:

WAS:

WAS

£0.69 - £3.99 per piece (Ex VAT)

WAS

£0.83 - £4.79 per piece (Inc VAT)
Special Offer

Special Offer

Shiplap Green UC3u Treated Redwood Cladding PEFC 19 x 125mm

WAS: per piece

WAS £3.04

£2.16 per piece (Inc VAT)

WAS: per piece

WAS £2.53

£1.80 per piece (Ex VAT)

This softwood cladding made from Scandinavian Redwood is ideal for cladding outdoor structures such as summerhouses, sheds, garages, play houses. The 19 x 125mm Shiplapcladding is green treated...

WAS: per piece

WAS £3.04

£2.16 per piece (Inc VAT)

WAS: per piece

WAS £2.53

£1.80 per piece (Ex VAT)
CLS Timber PEFC 50 x 75 x 2400mm

WAS: per piece

WAS

£6.34 per piece (Inc VAT)

WAS: per piece

WAS

£5.28 per piece (Ex VAT)

Canadian Lumber Standard (CLS) is a structural timber available in a variety of sections and lengths most used in construction. CLS has PAR rounded four corners for ease of handling. It has been kiln...

WAS: per piece

WAS

£6.34 per piece (Inc VAT)

WAS: per piece

WAS

£5.28 per piece (Ex VAT)
Rough Sawn Timber UC2 Treated Tile Batten PEFC 25 x 50mm (2x1)

WAS:

WAS:

WAS

£1.36 - £7.84 per piece (Ex VAT)

WAS

£1.63 - £9.41 per piece (Inc VAT)

This UC2 rough sawn timber is sourced and produced in the British Isles, reducing the carbon footprint of timber products compared to imported products. The sawn treated carcassing has a rough sawn...

WAS:

WAS:

WAS

£1.36 - £7.84 per piece (Ex VAT)

WAS

£1.63 - £9.41 per piece (Inc VAT)
C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 95 x 4800mm (4x1)

WAS:

WAS:

WAS

£4.69 - £26.95 per piece (Ex VAT)

WAS

£5.63 - £32.34 per piece (Inc VAT)

Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for...

WAS:

WAS:

WAS

£4.69 - £26.95 per piece (Ex VAT)

WAS

£5.63 - £32.34 per piece (Inc VAT)
Rough Sawn Timber Kiln Dried Regularised PEFC 47 x 50mm (2x2)

WAS:

WAS:

WAS

£2.22 - £12.78 per piece (Ex VAT)

WAS

£2.66 - £15.34 per piece (Inc VAT)

Carcassing is a generic trade term term meaning the timber is used to form floors, walls, ceilings and roofs of properties. All our timber has full chain of custody, meaning our timber is sourced...

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£2.22 - £12.78 per piece (Ex VAT)

WAS

£2.66 - £15.34 per piece (Inc VAT)
C24 Timber Joists Kiln Dried Regularised PEFC 44 x 70mm (3x2)

WAS:

WAS:

WAS

£3.28 - £18.88 per piece (Ex VAT)

WAS

£3.94 - £22.66 per piece (Inc VAT)

C24 is a structural timber typically used to support structures and frameworks for buildings such as walls, ceilings and decking joists. It has many other uses for structural joinery. The use of C24...

WAS:

WAS:

WAS

£3.28 - £18.88 per piece (Ex VAT)

WAS

£3.94 - £22.66 per piece (Inc VAT)
C24 Timber Joists Kiln Dried Regularised PEFC 44 x 95mm (4x1)

WAS:

WAS:

WAS

£4.38 - £25.17 per piece (Ex VAT)

WAS

£5.26 - £30.20 per piece (Inc VAT)

C24 is a structural timber typically used to support structures and frameworks for buildings such as walls, ceilings and decking joists. It has many other uses for structural joinery. The use of C24...

WAS:

WAS:

WAS

£4.38 - £25.17 per piece (Ex VAT)

WAS

£5.26 - £30.20 per piece (Inc VAT)
C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 70mm (3x2)

WAS:

WAS:

WAS

£3.52 - £20.21 per piece (Ex VAT)

WAS

£4.22 - £24.25 per piece (Inc VAT)

Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for...

WAS:

WAS:

WAS

£3.52 - £20.21 per piece (Ex VAT)

WAS

£4.22 - £24.25 per piece (Inc VAT)
C24 Timber Joists Kiln Dried Regularised PEFC 44 x 145mm (6x2)

WAS:

WAS:

WAS

£6.57 - £37.76 per piece (Ex VAT)

WAS

£7.88 - £45.31 per piece (Inc VAT)

C24 is a structural timber typically used to support structures and frameworks for buildings such as walls, ceilings and decking joists. It has many other uses for structural joinery. The use of C24...

WAS:

WAS:

WAS

£6.57 - £37.76 per piece (Ex VAT)

WAS

£7.88 - £45.31 per piece (Inc VAT)
CLS Timber PEFC 50 x 75 x 3000mm

WAS: per piece

WAS

£7.92 per piece (Inc VAT)

WAS: per piece

WAS

£6.60 per piece (Ex VAT)

Canadian Lumber Standard (CLS) is a structural timber available in a variety of sections and lengths most used in construction. CLS has PAR rounded four corners for ease of handling. It has been kiln...

WAS: per piece

WAS

£7.92 per piece (Inc VAT)

WAS: per piece

WAS

£6.60 per piece (Ex VAT)
Rough Sawn Timber UC2 Treated Kiln Dried Regularised PEFC 44 x 44mm (2x2)

WAS:

WAS:

WAS

£2.38 - £13.67 per piece (Ex VAT)

WAS

£2.86 - £16.40 per piece (Inc VAT)

Treated graded carcassing is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. It is machined to have rounded edges, smooth faces and sides, for...

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£2.38 - £13.67 per piece (Ex VAT)

WAS

£2.86 - £16.40 per piece (Inc VAT)
Square Edge Whitewood Timber Floorboard PEFC 18 x 144mm

WAS: per piece

WAS

£3.89 per piece (Inc VAT)

WAS: per piece

WAS

£3.24 per piece (Ex VAT)

Manufactured from high quality Whitewood. All sizes are nominal. Take 5mm off edges for true size.

WAS: per piece

WAS

£3.89 per piece (Inc VAT)

WAS: per piece

WAS

£3.24 per piece (Ex VAT)
CLS Timber PEFC 38 x 89 x 2400mm

WAS: per piece

WAS

£8.60 per piece (Inc VAT)

WAS: per piece

WAS

£7.17 per piece (Ex VAT)

Canadian Lumber Standard (CLS) timber is a high-quality structural wood commonly used in construction projects. Available in a range of CLS timber sizes, including 3x2 CLS timber and 4x2 CLS timber,...

WAS: per piece

WAS

£8.60 per piece (Inc VAT)

WAS: per piece

WAS

£7.17 per piece (Ex VAT)
C24 Timber Joists UC2 PEFC 44 x 145 x 3600mm (6x2)

WAS:

WAS:

WAS

£7.03 - £40.42 per piece (Ex VAT)

WAS

£8.44 - £48.50 per piece (Inc VAT)

C24-treated timber joists are a top choice for structural applications, including stud walls, roof and floor joists, and joinery. With a smaller cross-section than C16, they can support higher loads...

WAS:

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WAS

£7.03 - £40.42 per piece (Ex VAT)

WAS

£8.44 - £48.50 per piece (Inc VAT)
C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 120mm (5x2)

WAS:

WAS:

WAS

£5.86 - £33.69 per piece (Ex VAT)

WAS

£7.03 - £40.43 per piece (Inc VAT)

Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for...

WAS:

WAS:

WAS

£5.86 - £33.69 per piece (Ex VAT)

WAS

£7.03 - £40.43 per piece (Inc VAT)
CLS Timber PEFC 38 x 89 x 3000mm

WAS: per piece

WAS

£10.76 per piece (Inc VAT)

WAS: per piece

WAS

£8.97 per piece (Ex VAT)

Canadian Lumber Standard (CLS) is a structural timber available in a variety of sections and lengths most used in construction. CLS has PAR rounded four corners for ease of handling. It has been kiln...

WAS: per piece

WAS

£10.76 per piece (Inc VAT)

WAS: per piece

WAS

£8.97 per piece (Ex VAT)
C16 Timber Joists Treated Kiln Dried Regularised PEFC 44 x 70mm (3x2)

WAS:

WAS:

WAS

£3.52 - £20.21 per piece (Ex VAT)

WAS

£4.22 - £24.25 per piece (Inc VAT)

C16 graded carcassing is a structural timber commonly used for stud walls, roof and floor joists, and structural joinery. C16 is normally the grade that is produced from faster grown UK timber. It is...

WAS:

WAS:

WAS

£3.52 - £20.21 per piece (Ex VAT)

WAS

£4.22 - £24.25 per piece (Inc VAT)
Grange Fencing Trellis Capping Rail (6ft) PEFC 1830 x 42 x 25mm (CAPPINGS)

WAS: each

WAS

£2.74 each (Inc VAT)

WAS: each

WAS

£2.28 each (Ex VAT)

This Grange Fencing Trellis Capping Rail is perfect for finishing off any trellis or fence whilst offering protection from water ingress into the trellis. This product has been pressure treated...

WAS: each

WAS

£2.74 each (Inc VAT)

WAS: each

WAS

£2.28 each (Ex VAT)
Timber Hardboard Standard PEFC 3.2 x 2440 x 1220mm

WAS: per sheet

WAS

£14.86 per sheet (Inc VAT)

WAS: per sheet

WAS

£12.38 per sheet (Ex VAT)

Hardboard is a traditional board used for floor covering and the levelling out of old wooden floor boards. It gives a clean smooth surface which allows you to apply various floor coverings of your...

WAS: per sheet

WAS

£14.86 per sheet (Inc VAT)

WAS: per sheet

WAS

£12.38 per sheet (Ex VAT)
C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 195mm (8x2)

WAS:

WAS:

WAS

£9.37 - £53.90 per piece (Ex VAT)

WAS

£11.24 - £64.68 per piece (Inc VAT)

Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for...

WAS:

WAS:

WAS

£9.37 - £53.90 per piece (Ex VAT)

WAS

£11.24 - £64.68 per piece (Inc VAT)
Scant Timber S4S PEFC 42 x 69 x 2400mm

WAS: per piece

WAS

£5.56 per piece (Inc VAT)

WAS: per piece

WAS

£4.63 per piece (Ex VAT)

Scant is a structural timber available in a variety of sections and lengths most used in construction, mainly used for internal construction timbers within the building envelope, tiling batten,...

WAS: per piece

WAS

£5.56 per piece (Inc VAT)

WAS: per piece

WAS

£4.63 per piece (Ex VAT)
Rough Sawn Timber UC2 Treated Tile Batten PEFC 25 x 38mm

WAS:

WAS:

WAS

£1.04 - £5.96 per piece (Ex VAT)

WAS

£1.25 - £7.15 per piece (Inc VAT)

This timber is sourced and produced in the British Isles, reducing the carbon footprint of timber products compared to imported products. The sawn treated carcassing has a rough sawn finish, which is...

WAS:

WAS:

WAS

£1.04 - £5.96 per piece (Ex VAT)

WAS

£1.25 - £7.15 per piece (Inc VAT)

Featured Products

Siniat GTEC Standard Plasterboard Square Edge 2400 x 1200 x 12.5mm

Designed for partitions, linings and ceilings, this standard board is square edged and most suitable for undecorated applications or textured finishes. It is also suitable for gypsum plaster...

Siniat GTEC Cove 120 3000mm

A gypsum plaster moulding manufactured in a larger traditional cove profile, provides an attractive feature at the junction of walls and ceilings.

Unilin Thin-R Pitched Roof Insulation PIR Board 2400 x 1200 x 100mm

Unilin / Xtratherm XT Thermal Liner MF Insulation PIR Board is a composite insulated panel of Unilin / Xtratherm PIR insulation core with a composite foil facing bonded to 12.5mm tapered edge...

Kronospan P5 Chipboard Flooring TG4 FSC 2400 x 600 x 18mm

The Kronospan P5 is the perfect chipboard flooring for adding practical space to your loft area. It is rated Particleboard P5 and therefore designed to be a load-bearing panel for use in dry and...

Kronospan P5 Chipboard Flooring TG4 FSC 2400 x 600 x 22mm

The Kronospan P5 is the perfect chipboard flooring for adding practical space to your loft area. It is rated Particleboard P5 and therefore designed to be a load-bearing panel for use in dry and...

Plywood PRC Mixed Light Hardwood EN636-2S Class 2 FSC 18 x 1220 x 2440mm

MLH (Mixed Light Hardwoods) is an internal and external plywood. It has a light sanded finish, which can be easily cut or painted and has a variety of uses. These include treated exteriors such as...

Plywood PRC Mixed Light Hardwood EN636-2S Class 2 FSC 12 x 1220 x 2440mm

MLH (Mixed Light Hardwoods) is an internal and external plywood. It has a light sanded finish, which can be easily cut or painted and has a variety of uses. These include treated exteriors such as...

Special Offer

Green Incised Softwood UC4 Treated Garden Sleeper 95 x 195 x 2400mm

Sleepers are a fantastic multipurpose feature for garden and landscaping projects. Popular uses include raised garden beds, pathways, edging or borders, steps, and even fences or walls. These...

OSB3 Board Square Edge FSC 2440 x 1220 x 11mm

The OSB is suitable for load bearing applications in construction and all different environmental conditions such as extreme humidity and dryness. The moisture resistant board is engineered for...

OSB Board Square Edge FSC 2440 x 1220 x 18mm

Sterling OSB3 is engineered for both industrial and domestic applications, providing exceptional performance in extreme humidity and dryness. This moisture-resistant board is perfect for a wide range...

CLS Timber PEFC 50 x 75 x 2400mm

Canadian Lumber Standard (CLS) is a structural timber available in a variety of sections and lengths most used in construction. CLS has PAR rounded four corners for ease of handling. It has been kiln...

Timloc%20Building%20Products%20-%20RTV-SPGR%20Single%20Pantile%20Roof%20Tile%20Vent%20-%20Grey.png

Timloc Single Pantile Tile Vent Grey (RTV-SPGR )

Profiled roof tile vent to enable ventilation directly into a roof space or connect to a ducted ventilation system. Timloc Building Products has been serving the building industry for over 50 years...

Gutter Trim Internal Corner Black (910017.CB)

These components make the detailing of roof perimeters fast and easy without having to make any compromise.

Timloc%20Building%20Products%20-%20AP200%20Plastic%20Access%20Panel.png

Timloc Clip Fit Plastic Access Panel White 205 x 205mm (AP200)

This access panel allows easy access to connectors and concealed services which are hidden in ceilings, ducting and behind dry lined walls. This access panel features a clip fit door panel.

Everbuild 503 SBR Bond 5 Litre (SBR5L)

SBR Bond is a latex based, water resistant bonding agent and admixture for use in areas subject to humidity, dampness and continuous water contact. It improves water resistance of cement mixtures by...

Brett Martin 110mm 0'-30' Adjustable Double Socket Bend Terracotta 110 x 250 x 110mm

Our comprehensive range of underground products include pipes in up to 13 diameters from 58.9mm to 600mm, industry compliant fittings All Brett Martin products including Brett Martin 110mm 0'-30'...

Hanson Multicem Cement Bag 25kg

Multicem is an innovative cement mix, specially designed for easy spreading, excellent water retention, and superior plastic properties in mortar and concrete sub-structures. It ensures enhanced...

Opti-Mix%20Mortar%20Plasticiser%201%20Litre.jpg.jpeg

Everbuild Opti-Mix Mortar Plasticiser 1 Litre

The world's first 1:25 plasticiser, Opti-Mix Mortar Plasticiser is essentially Pure Admix that smells and operates like the best traditional Admix. Superior plasticising effect, controlled dosage,...

C24 Timber Joists UC2 Treated Kiln Dried Regularised PEFC 44 x 95 x 4800mm (4x1)

£4.69 - £26.95 per piece (Ex VAT)

£5.63 - £32.34 per piece (Inc VAT)

Treated C24 is a structural timber that's commonly used for stud walls, roof and floor joists, and structural joinery. The use of C24 grade timber, which has a smaller cross section, allows for...

£4.69 - £26.95 per piece (Ex VAT)

£5.63 - £32.34 per piece (Inc VAT)

C24 Timber Joists Kiln Dried Regularised PEFC 44 x 95mm (4x1)

£4.38 - £25.17 per piece (Ex VAT)

£5.26 - £30.20 per piece (Inc VAT)

C24 is a structural timber typically used to support structures and frameworks for buildings such as walls, ceilings and decking joists. It has many other uses for structural joinery. The use of C24...