"Darren has cleaned my windows for about five years. I would never think twice about changing my window cleaner now. His service is second to none and his staff are well presented and polite"
Mr McAndrew, Tollcross
"Darren and his team have cleaned our windows for nearly 8 years. Always punctual, friendly and leaves them spotless. Cannot fault. Highly recommended."
James, The Murrays
"Knowles Window Cleaning have cleaned my windows and stair since Sep 2010. My windows are always clean and my stair smells fresh after their departure. We hope the good work continues."
Mrs & Mr Sinclair, London Rd
"I have used Knowles Window Cleaning for my house cleaning on a weekly basis for about a year now and have had no problems with the service I have had. I have, more than once, recomended Darren to friends and family."
Mrs Monteith, Morningside
"Brilliant family run business, reliable with excellent service. I have used them for many years and would thoroughly recommend, if you are looking for a window cleaner."
Mark Connell
"Top class service, thanks very much defo using u boys again."
Silo Hassan