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A Clark – Stoke Newington, N16 (September 2015)

We completed the basic fitting of 1 double glazed timber sash box for this customer. What did the customer think? I’ve never ordered windows before but I needed a large sash [...]

M&M Newlyn – Camden, NW3 (September 2015)

"We are very happy with our new windows. Your men are punctual, hard working with attention to detail, polite and pleasant to have around. We can highly recommend Core Sash Windows!" Services [...]

P Willis – Islington, N1 (August 2015)

"This was a large job, all our windows being replaced or draft-proofed in a conservation area. It took slightly longer than indicated at the start, but the work was done meticulously [...]

A Clare – Forest Hill, SE23 (August 2015)

"I was really pleased with the workmanship and professionalism of the men on site. They were punctual, diligent and worked carefully and I felt in good hands throughout. The backroom staff [...]

R Butterworth – Tower Hamlets, E3 (June 2015)

"Excellent work with a tricky installation and a great finish. The fitters were clean, tidy and very professional."

A Polson – Tower Hamlets, E3 (June 2015)

"I just wanted to say a big thank you for replacing our terrible 70s style plastic windows with authentic sash windows that are a perfect match with the rest in our [...]

D Gee – Richmond, SW14 (June 2015)

"Core did a fantastic job on my new front window - they matched the original Edwardian design exactly and we now have no noise or traffic pollution from living on a [...]

L Woodhouse – Gaywood Road, E17 (May 2015)

"The quality of the work was excellent, as was the communications from the company. Everyone involved - the first assessment, fitters and painters - were professional and hardworking"

P Watson – Southwark, SE5 (April 2015)

We’ve had 2 separate contracts with this customer. In total, we’ve completed the comprehensive fitting of a double glazed French door, a double glazed single door, 6 double glazed ‘Sash-Only’ replacements [...]

J Titchener – Richmond, SW14 (February 2015)

Services Provided: Double Glazed Sash Replacement and Draught-Proofing

C De Cruz – Haberdasher Street, N1 (December 2014)

"As far as the three (windows) you have already put in – well I am in love with them!! First of all the men who put them in were wonderful [...]

A Wilson – Camden, NW6 (July 2014)

“We had our front sash bay windows replaced, and back windows draught-proofed. The team was extremely professional, turned up on time every day, kept us up to date with progress, worked [...]