Casement Windows in Deddington, Oxfordshire
We install casement windows across Deddington (OX15) week in, week out — matched sightlines, planning-ready detailing and finish standards suited to Oxfordshire homes from Clifton through Hempton.
Casement Windows designed around Cotswold stone cottages, Oxford townhouses and painted heritage profiles.
Deddington's ironstone Market Place, the surrounding OX15 villages and the family homes across the newer estates combine village character with modern estate housing. We install throughout with planning-ready drawings.
SpecificationSix-chamber uPVC or thermally-broken aluminium profile · argon-filled A+ glazing · Yale multi-point locking · warm-edge spacer bars
Why Deddington homeowners choose South East Windows & Doors.
Deddington surveys, Oxfordshire experience
A senior surveyor visits every Deddington project in person — no call-centre, no sub-contracted quoting. We understand Cotswold stone cottages, Oxford townhouses and painted heritage profiles because we install across Oxfordshire every week.
Made-to-measure casement windows
Every casement windows we install in Deddington is manufactured to the survey — not selected from a stock list. That's why the finish, sightlines and thresholds match the property.
Postcode-covered: OX15
Weekly installs across OX15 and the surrounding Oxfordshire area, with parking, protection and clean-down handled by our own crews. Insurance-backed 10-year guarantee on every casement windows project.
What sets our casement windows apart in Deddington.
The Standard British Window
Side-hung opening lights, top-hung vents and fixed panes in any ratio — the workhorse configuration for post-war, Edwardian and modern homes alike.
Three Materials, One Fit
Available in uPVC, thermally-broken aluminium or heritage flush-casement — the same casement configuration in the finish that suits your home.
A+ Thermal Performance
Six-chamber uPVC or polyamide-broken aluminium frames with argon-filled A-rated glass — U-values from 0.9 W/m²K.
Egress & Restrictor Options
Doc B egress hinges on any first-floor bedroom, child-safe restrictor stays as standard, and locked-vent night-latch positions for security with airflow.
PAS 24 Secured Locking
Multi-point espagnolette locking, internal beading, laminated inner glazing and shootbolts — independently tested to PAS 24:2016.
Any Colour, Any Configuration
12 stocked foils plus full RAL sprayed to order, in dual-colour if needed. Georgian bars, astragal and lead-effect glazing all available.
What Deddington homeowners tell us.
"Sash windows across the front elevation, replaced without changing the appearance one bit. Neighbours haven't noticed."
"Lantern roof over the kitchen extension — the difference in light is extraordinary. Clean install, clean site."
"Heritage flush casements across our stone cottage — conservation-officer approved and thermally transformed."
Common questions from Deddington homeowners.
- Do you install casement windows in Deddington?
- Yes — South East Windows & Doors installs casement windows across Deddington (OX15) and the wider Oxfordshire area every week. Every project is surveyed, manufactured and installed by our own teams.
- How long does casement windows installation take in Deddington?
- Most Deddington projects run to a two-to-eight week lead time from signed quote to install, depending on manufacture. Once on site, a typical casement windows install completes in one to five working days with full dust-sheet protection and clean-down.
- Do you handle conservation-area planning in Deddington?
- Oxfordshire combines designated heritage areas, AONB villages and new-build growth. Our painted flush casements and slim aluminium bifolds balance conservation sensitivities with modern thermal performance. We prepare planning-ready drawings with matched sightlines, glazing-bar depths and hardware for Deddington projects that require them.
- What guarantee covers casement windows in Deddington?
- Every casement windows installation in Deddington is covered by our insurance-backed 10-year guarantee — parts, labour and finish. Aftercare is direct with the installing team, not a call centre.
- Can I see recent casement windows work near Deddington?
- Yes — we can share recent casement windows case studies from across Oxfordshire, including projects in Clifton, Hempton and neighbouring towns. Ask your surveyor at the on-site visit.
- What thermal performance does casement windows achieve in Deddington?
- Energy-efficient casement windows installed across Deddington, Oxfordshire achieve whole-window U-values of 0.9–1.4 W/m²K, with the exact frame and glazing specification confirmed after survey.
- What is a casement window?
- A casement window has one or more sashes hinged on the side (side-hung) or the top (top-hung) that swing outward to open, plus optional fixed lights. It's the most common window configuration in the UK and is available in uPVC, aluminium and heritage flush-casement.
- Should the opening sash go on the left or the right?
- It's normally decided by the room layout — hinges on the wall side so the sash opens away from where people stand. We confirm handing at survey; both configurations are available.
- Do casement windows meet Building Regulations for a fire escape?
- Yes when specified with egress-hinges — Approved Document B requires a clear opening of at least 0.33m² and 450mm in both directions on any first-floor bedroom. We fit egress hinges as standard where required.
Also serving casement windows near Deddington.
Same casement windows, same team — installed across neighbouring towns in Oxfordshire and beyond.
Related windows for Deddington homes.
Book your Deddington survey.
Tell us about your Deddington project. A senior surveyor will call within one working day to arrange a free on-site visit and fixed quote for your casement windows.