Made about 5.5 miles from Cockfosters
Sash windows in Cockfosters
Looking at sash windows in Cockfosters? We design, make and install them ourselves, about 5.5 miles from our workshop in N18, so one team looks after you from survey to aftercare.
Covering EN4 and the surrounding streets

Sash windows for Cockfosters homes
Homes in Cockfosters are mostly 1930s semis, detached houses and purpose-built flats. Some 1920s houses have sash windows alongside bays, so note whether the bay sashes slide or are fixed before deciding how closely to match the original arrangement.
On larger period houses with many sashes, prioritise the most draughty or damaged windows first, and record the glazing bar layouts so later phases match exactly. In mansion blocks, sash replacement is often controlled by the freeholder or managing agent, so get written approval of the glazing pattern and material before ordering.
That is why bifold and sliding doors are popular requests, often alongside a full set of replacement windows and a new composite front door. We make all of these in Edmonton, about 5.5 miles away. The person who measures your home works with the team who builds and fits it, so nothing gets lost in between.
Sliding sash windows open vertically and give period homes their familiar look, with balanced sashes, horns and glazing bars. We make replacement sash windows to match original proportions, suiting owners of Victorian, Edwardian and Georgian properties who want better insulation and security without losing traditional character.
- Traditional look with modern weather sealing
- Smooth vertical sliding operation
- Fewer draughts and rattles than worn originals
Questions from Cockfosters
Do I need planning permission for sash windows in Cockfosters?
Most Cockfosters homes can have like-for-like replacements, but some streets are within Enfield Council conservation areas and Trent Park is protected, so we check first. Replacement sash windows on a house are usually permitted development if they look similar, with FENSA covering Building Regulations, but conservation areas with Article 4 directions, listed buildings and flats often need consent.
How soon can you fit sash windows in Cockfosters?
Lead times vary by product and workload — confirmed with your quote. Being about 5.5 miles from our factory makes surveys, fitting days and aftercare visits easy to arrange.
Will the council allow replacement sash windows in Cockfosters?
It depends on the property. Houses outside conservation areas usually have permitted development rights for similar-looking windows. In conservation areas with Article 4 directions, on listed buildings and for flats, you may need permission, and some councils require timber. Checking with the planning department before ordering avoids problems later.
Can I see samples before I decide?
Yes. Our showroom is at Unit G, 1 Anthony Way, London N18 3QT (Mon–Fri 8am–5pm), about 5.5 miles from Cockfosters. We can also bring samples to your home in Cockfosters at the free survey.
Sash windows we make and fit
New windows now.
Pay over 1–5 years.
Finance on orders from £1,000 over 1–5 years, or our standard terms of 50% / 25% / 25%.
See finance optionsAda Windows Limited is an introducer appointed representative of Ideal Sales Solutions Ltd T/A Ideal4Finance. Ideal Sales Solutions is a credit broker and not a lender (FRN 703401).
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Other services in Cockfosters
Free quote for sash windows in Cockfosters
Send your requirements and a few photos — our team will come back with a clear, no-obligation price.


