Decades of Experience
Over 30 years in the trade, bringing proven expertise.
Flush sash windows replicate the appearance of original timber casement windows while delivering exceptional energy efficiency. Their clean, flush finish creates a classic design perfect for both period properties and new builds.
Available with double glazing or triple glazing, these uPVC windows combine period charm with modern technology. They’re low maintenance, thermally efficient, and built with the highest quality materials for lasting performance.
A classic flush window style with authentic details suited to conservation projects and heritage homes.
Achieves 1.8 W/m²K and WER A+ with double glazing, with triple glazing also available.
uPVC flush sash windows replicate timber but need minimal upkeep, unlike wood.
Six-chambered design with optional seals ensures thermal efficiency and durability.
Options include deep bottom rails, dummy sashes, mechanical joints and traditional hardware.
We provide flush sash window installation across Sussex using quality materials and years of experience.
Choose from a wide range of finishes, from heritage shades like Chartwell Green and Irish Oak to contemporary greys and dual colour options.
Contact UsFlush sash windows achieve WER A+ and 1.8 W/m²K with double glazing. Triple glazing is also available for added performance, helping improve insulation and reduce energy bills.
Double or triple glazing available
WER A+ with double glazing
Thermal efficiency built into every frame
Designed to meet the specific needs of heritage and modern homes
Contact UsView our flush sash windows brochure for full specifications, colours, and style of window options.
Flush sash windows are a style of window where the sash sits level with the frame, creating a flat, seamless finish. This design mirrors original timber casement windows while offering the durability and low maintenance of uPVC windows.
They bring period charm to replacement windows or new builds, combining classic design with modern technology such as multi-chambered frames and advanced weather seals for thermal efficiency.
These flush windows are particularly suited to period properties, cottages, and conservation projects where maintaining original style matters. At the same time, their clean lines also suit new build developments looking for contemporary design.
Combining period charm with modern technology, our flush sash window installation service across Brighton and Sussex ensures the highest standards, minimal disruption, and long-lasting results for every type of home.
Here are answers to some of the most common questions we receive about our flush sash windows.
find out moreFlush sash windows feature sashes that sit level with the frame, creating a flat, seamless look similar to traditional timber casement windows.
Our flush sash windows achieve WER A+ and 1.8 W/m²K with double glazing. Triple glazing is also available for improved thermal efficiency.
Yes, their classic design is ideal for conservation projects and heritage homes, with details such as deep bottom rails and period-style hardware.
Yes, unlike timber, uPVC flush sash windows need minimal maintenance while keeping their appearance for years.
We carry out flush sash window installation across Brighton, Hove, and the wider Sussex area.


