I Foster & Sons Ltd

I Foster & Sons Ltd Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from I Foster & Sons Ltd, Carpenter, London.

We are a family-run business specialising in the manufacture and installation of bespoke hardwood windows and doors, including box sash windows, traditional flush casement windows and storm proof windows, as well as front, rear, French and garage doors. I Foster & Sons are a small specialist timber window company established in 1987 based on the Essex and London borders with our own team of skille

d carpenters and joiners specialising in the hand crafted manufacture and installation of all types of purpose made timber windows including Box sash windows, Georgian and Casement windows, and all types of custom made wooden doors including Front doors, Rear doors, Stable doors, French doors, Bi fold doors, Porches, Garage doors and Conservatories. All our windows and doors including box sash windows are hand crafted by our skilled carpenters and joiners achieving a traditional look whilst offering all the high quality performance features associated with a modern window.

✨Before and after✨🚪Our handcrafted timber french doors are double glazed with toughened softcoat low emissive glass and ...
14/10/2025

✨Before and after✨

🚪Our handcrafted timber french doors are double glazed with toughened softcoat low emissive glass and finished with 3 coats of microporous paint or stain, with dual colour options available.

🚪We offer a wide choice of glass options (including coloured glass and leadlights).

🚪Sidelight and overlight windows are also available.

For more information or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831259156.

https://www.ifosterwindows.co.uk

Our commitment to quality and responsibility🪵We want to make sure that our products are built to last and kind to the pl...
10/10/2025

Our commitment to quality and responsibility

🪵We want to make sure that our products are built to last and kind to the planet
🌳Our timber comes from trusted and responsible FSC registered suppliers
🪵Timber is a natural, renewable and energy-efficient material, making it one of the most environmentally friendly materials available

For more information on our products or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831259156.

https://www.ifosterwindows.co.uk

Bespoke solid timber front doors🚪 Grey is a very popular choice for our front doors, so here are some examples of our ha...
07/10/2025

Bespoke solid timber front doors🚪

Grey is a very popular choice for our front doors, so here are some examples of our handmade timber front doors in grey!

Visit our website or give us a call on 01708 725325 or 07831259156 for a free, no-obligation quote!

https://www.ifosterwindows.co.uk

✨Before and after✨Timber Box Sash WindowsAll of our windows and doors are handmade in our workshop and are installed to ...
03/10/2025

✨Before and after✨

Timber Box Sash Windows

All of our windows and doors are handmade in our workshop and are installed to a very high standard by our own installation team✅

For more information or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831259156.

https://www.ifosterwindows.co.uk

Box sash windows and a Victorian front door area glazed with laminated sandblasted etched glass🏠All of our windows and d...
30/09/2025

Box sash windows and a Victorian front door area glazed with laminated sandblasted etched glass🏠

All of our windows and doors are handmade in our workshop and installed to a very high standard by our own installation team.

For more information or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831259156.

https://www.ifosterwindows.co.uk

✨Before and after✨Traditional box sash bay window🪟Custom-made in our workshop by our skilled carpenters🪟Full replacement...
26/09/2025

✨Before and after✨

Traditional box sash bay window

🪟Custom-made in our workshop by our skilled carpenters
🪟Full replacement service (new boxes, architraves and nosing included)
🪟Operate on a spiral balance system and fully draught excluded
🪟Custom design options (can match original horns and arches or create something new)
🪟Wide choice of glass
🪟Double glazed with softcoat low emissive glass and argon-filled units
🪟Fitted with key operated twist locks, dual position restrictor bolts, D handles and finger lifts
🪟Beautiful finish with 3 coats of microporous paint or stain of your choice

Visit our website or give us a call on 01708 725325 or 07831259156 for a free, no-obligation quote!

https://www.ifosterwindows.co.uk

Black box sash windows🪟All of our windows are handcrafted, double glazed, fully draught excluded and finished with 3 coa...
23/09/2025

Black box sash windows🪟

All of our windows are handcrafted, double glazed, fully draught excluded and finished with 3 coats of microporous paint or stain of your choice!

For more information or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831 259156.

https://www.ifosterwindows.co.uk

✨Before and after✨Our handmade timber sash windows retain the character of your home while offering the benefits of mode...
17/09/2025

✨Before and after✨

Our handmade timber sash windows retain the character of your home while offering the benefits of modern technology.

For more information or to request a free, no obligation quote, visit our website or call us on 01708 725325 or 07831259156.

https://www.ifosterwindows.co.uk

15/09/2025

Box Sash Windows

🪟Custom-made in our workshop by our skilled carpenters
🪟Full replacement service (new boxes, architraves and nosing included)
🪟Operate on a spiral balance system and fully draught excluded
🪟Custom design options (can match original horns and arches or create something new)
🪟Wide choice of glass
🪟Double glazed with softcoat low emissive glass and argon-filled units
🪟Fitted with key operated twist locks, dual position restrictor bolts, D handles and finger lifts
🪟Beautiful finish with 3 coats of microporous paint or stain of your choice

Visit our website or give us a call on 01708 725325 for a free, no-obligation quote!

https://www.ifosterwindows.co.uk

15/09/2025

Address

London
RM79LD

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 4pm

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