Howarth Timber & Building Supplies

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News & Information (3)

What to consider when purchasing roof windows

When it comes to selecting a roof window, there are more factors to consider than just size and colour. As a result, in this article, we will detail our specialised knowledge of roof window char ...

An Ultimate Guide to Loft Conversions

If you're considering a loft conversion this winter, you’re not alone. With property prices climbing and families needing more space, converting your loft can be a smart and cost-effective answ ...

Keylite Roof Windows

Products (98)

Keylite 15mm Plain Tile Flashing 1140 x 1180mm

WAS: each

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£115.20 each (Inc VAT)

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£96.00 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

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£115.20 each (Inc VAT)

WAS: each

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£96.00 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 550 x 780mm

WAS: each

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£85.50 each (Inc VAT)

WAS: each

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£71.25 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

WAS:

£85.50 each (Inc VAT)

WAS: each

WAS:

£71.25 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 550 x 980mm

WAS: each

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£90.90 each (Inc VAT)

WAS: each

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£75.75 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

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£90.90 each (Inc VAT)

WAS: each

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£75.75 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 660 x 1180mm

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£94.50 each (Inc VAT)

WAS: each

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£78.75 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

WAS:

£94.50 each (Inc VAT)

WAS: each

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£78.75 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 780 x 1180mm

WAS: each

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£99.00 each (Inc VAT)

WAS: each

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£82.50 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

WAS:

£99.00 each (Inc VAT)

WAS: each

WAS:

£82.50 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 780 x 1400mm

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex VAT)
Keylite 15mm Plain Tile Flashing 780 x 980mm

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)

The 15mm Plain Tile Flashings are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiently with specific roofing materials. The...

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)
Keylite 2m Opening Pole

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£39.96 each (Inc VAT)

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£33.30 each (Ex VAT)

The Keylite Telescopic Window Pole allows you to manually control your Keylite roof windows and blinds with ease. The telescopic pole extends up to 2m. The Keylite opening pole can also be used for...

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£39.96 each (Inc VAT)

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£33.30 each (Ex VAT)
Keylite 3m Window Opening Pole

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£71.46 each (Inc VAT)

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£59.55 each (Ex VAT)

The Keylite Telescopic Window Pole allows you to manually control your Keylite roof windows and blinds with ease. The telescopic pole extends up to 3m. The Keylite opening pole can also be used for...

WAS: each

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£71.46 each (Inc VAT)

WAS: each

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£59.55 each (Ex VAT)
Keylite 45mm Tile Flashing 1140 x 1180mm

WAS: each

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£113.40 each (Inc VAT)

WAS: each

WAS:

£94.50 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£113.40 each (Inc VAT)

WAS: each

WAS:

£94.50 each (Ex VAT)
Keylite 45mm Tile Flashing 550 x 780mm

WAS: each

WAS:

£81.00 each (Inc VAT)

WAS: each

WAS:

£67.50 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£81.00 each (Inc VAT)

WAS: each

WAS:

£67.50 each (Ex VAT)
Keylite 45mm Tile Flashing 550 x 980mm

WAS: each

WAS:

£82.80 each (Inc VAT)

WAS: each

WAS:

£69.00 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£82.80 each (Inc VAT)

WAS: each

WAS:

£69.00 each (Ex VAT)
Keylite 45mm Tile Flashing 660 x 1180mm

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)
Keylite 45mm Tile Flashing 780 x 1180mm

WAS: each

WAS:

£98.10 each (Inc VAT)

WAS: each

WAS:

£81.75 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£98.10 each (Inc VAT)

WAS: each

WAS:

£81.75 each (Ex VAT)
Keylite 45mm Tile Flashing 780 x 1400mm

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex VAT)
Keylite 45mm Tile Flashing 780 x 980mm

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)

The Keylite Single Flashings 45mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain roofing...

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)
Keylite 45mm Tile Roof Flashing 550 x 1180mm

WAS: each

WAS:

£85.50 each (Inc VAT)

WAS: each

WAS:

£71.25 each (Ex VAT)

Keylite Tile Roof Flashing Kits are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiency with specific roofing materials...

WAS: each

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£85.50 each (Inc VAT)

WAS: each

WAS:

£71.25 each (Ex VAT)
Keylite 45mm Tile Roof Flashing 940 x 1600mm

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£117.00 each (Inc VAT)

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£97.50 each (Ex VAT)

Keylite Tile Roof Flashing Kits are the most efficient way to ensure a watertight installation for your windows and have been designed to integrate efficiency with specific roofing materials...

WAS: each

WAS:

£117.00 each (Inc VAT)

WAS: each

WAS:

£97.50 each (Ex VAT)
Keylite 8mm Slate Flashing 1140 x 1180mm

WAS: each

WAS:

£113.40 each (Inc VAT)

WAS: each

WAS:

£94.50 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£113.40 each (Inc VAT)

WAS: each

WAS:

£94.50 each (Ex VAT)
Keylite 8mm Slate Flashing 550 x 780mm

WAS: each

WAS:

£81.00 each (Inc VAT)

WAS: each

WAS:

£67.50 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£81.00 each (Inc VAT)

WAS: each

WAS:

£67.50 each (Ex VAT)
Keylite 8mm Slate Flashing 550 x 980mm

WAS: each

WAS:

£82.80 each (Inc VAT)

WAS: each

WAS:

£69.00 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£82.80 each (Inc VAT)

WAS: each

WAS:

£69.00 each (Ex VAT)
Keylite 8mm Slate Flashing 660 x 1180mm

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£92.70 each (Inc VAT)

WAS: each

WAS:

£77.25 each (Ex VAT)
Keylite 8mm Slate Flashing 780 x 1180mm

WAS: each

WAS:

£98.10 each (Inc VAT)

WAS: each

WAS:

£81.75 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£98.10 each (Inc VAT)

WAS: each

WAS:

£81.75 each (Ex VAT)
Keylite 8mm Slate Flashing 780 x 1400mm

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex VAT)

The Keylite Single Flashings Slate 8mm Profile is the most effective way to assure a watertight installation for your windows, and they have been specifically engineered to combine with certain...

WAS: each

WAS:

£101.70 each (Inc VAT)

WAS: each

WAS:

£84.75 each (Ex 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...

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

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 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 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...

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

£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

£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...