Benefits of Casement Windows

Casement Windows v Sash Windows

Casement windows have advantages over sash windows because they’re mounted differently. Being side-mounted and opening horizontally, casement windows allow more of the window area to be opened so more air to can circulate in your room.

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Benefits of Double-Glazed Sash Windows

Double-Glazed Sash Window Benefits

We first started creating double-glazed sash windows in London way back in 1993, so we consider ourselves the “go-to” local experts 🙂 .We manufacture double-glazed sash windows of the highest quality, combining expert craftsmanship and the best materials.

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Sash Window Horns

What Are Sash Window Horns?

Sash window horns point down from each side of the base of the upper sash window frame, & were originally used in timber sash windows to strengthen its structure.

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What is a Box Sash Window?

Box Sash Window v Sliding Sash Window

What is a box sash window and what’s the difference between box sash windows and sliding sash windows ?

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London Sash Window Company
1432a Clock Tower Rd, Isleworth London TW7 6DT

“We’ve recently had 12 large sash windows fully refurbished and have been extremely impressed by the quality of the workmanship, attention to detail and customer service.”


Mr C Smith, London

Reviews Sash Windows
Sash Window Company in London - Accredited
London Sash Window Companies Approved
Replacement Sash Windows
Sash Window Company - TGAS Registered
Double Glazed Sash Windows London
Sash Window Repair

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