Welcome To South Lakes Windows Ltd

We understand that you are about to make one of the most important decisions with regards to the appearance and security of your home. Therefore you require a double glazing company that you can trust.

Who are we?

We are a family owned and run business, set up by Steven and Jacqueline Lancaster, a husband and wife team, who have many years experience in this industry. Academically we are both legally trained and have also worked within the legal system, therefore we are able to advise and assist you with regards to any planning laws, conservation issues, technicalities surrounding listed buildings etc. We can help with these issues as part of our service and try to make it as hassle free process as possible.

Directors - Steven and Jacqueline Lancaster

Directors – Steven and Jacqueline Lancaster (Steve & Jax!)

Market Leading Double Glazing Products

At South Lakes Windows Ltd we pride ourselves on the quality of our product and service. Like you, we shopped around to find the best product for our clientele, but not at an unrealistic price. It has taken some time and finally we have found a product of top class quality and design that your property deserves. Our double glazed windows, UPVC and composite doors, conservatories and orangeries speak for themselves, we fell in love with our products the first time we saw them and we are sure you will too.

BBA – Government Endorsed Standard

BBA TrustMark Certificate - South Lakes Windows South Lakes Windows Ltd are proud to be certified as a TrustMark Registered Firm through the British Board of Agrément (BBA).

Superior Installation Service

You are guaranteed a bespoke design, unrivaled service and flawless finish. It is also a high priority of ours that our after sales service is as good as the installation. You are not just a number, you will be remembered and can take satisfaction in knowing that you helped us to build our business.

Because of our market leading double glazed products, we have ensured that we have a superior installation service to match. We believe that our installation service is one of the best in the industry. Our experienced fitters and staff are proud to work for South Lakes Windows Ltd and their pride is carried through to the installation they provide for you.

South Lakes Windows Installation Van

High quality installation service


Contact us NOW for a FREE Quote

Your free double glazing quote has no hidden agenda and no high pressure sales techniques. Guaranteed!

Frequently Asked Questions

We are situated in Claughton, near Lancaster. A beautiful converted barn in the countryside houses our extensive showroom where you can choose from an array of double glazing designs and view fully installed conservatories. Our location allows us to cover Preston, Blackpool, Lancashire, Cumbria, South Lakes and North Yorkshire. You can find a location map on our Lancaster showroom page.
Our location allows us to cover – Blackpool, Preston, Garstang, Knott End, Forton, Lancaster, Morecambe, Heysham, Hest Bank, Slyne, Bolton-le-Sands, Carnforth, Warton, Arnside, Silverdale, Kirkby Lonsdale, Bentham, Hornby, Halton, Caton, Kendal, Milnthorpe, Grange-over-Sands, Ulverston, Barrow-in-Furness, Levens, Cartmel, Windermere, Ambleside, Burton-in-Kendal, Burton-in-Lonsdale, Holme, Heversham, Cartmel, Allithwaite, Kents Bank… Phew!
We give a full 10 year guarantee on all window frames, door frames, conservatory frames, glass and hardware. This is also backed up through FENSA registration number 32616, our suppliers and an insurance backed guarantee for your peace of mind.
All our products are manufactured to the highest possible standards from some of the industries most respected manufacturers. Our double glazed UPVC window frames, PVCu door panels and composite doors are from “The Ultimate Collection” and the brand new Tricept range by John Fredericks Plastics Ltd who have over 25 years of customer satisfaction and are a leader in the field of upvc double glazing and composite construction. Composite Rockdoor’s are manufactured by “Rockdoor” who have an enviable reputation as the leading name in the composite door industry. Our conservatory frames are made by Ultraframe who are acknowledged as the world leader in the design and manufacture of conservatory roofing systems. Our traditional real timber windows and timber doors are manufactured by Bereco, another industry leader. Residence 9 (R9) windows are manufactured by Dekko window systems who specialise in ultra high quality window systems. As you can see, we have cherry picked not only the best products, but some of the best manufacturers too!
You can call us free of charge on our freephone number and arrange for our product advisor (not a salesperson) to visit you. A free no obligation quotation will be provided and from there the choice is yours. Or you can write to us from our contact us page. Contact us NOW for latest upvc double glazing prices.
The product is only one aspect of our service to you. We have long-serving installation teams who have an excellent reputation. Your home is precious to you and we appreciate this. Our Installation teams pay attention to detail, ground sheet all areas, including from the front door to the working area. They make good all surfaces inside and out (rendering, plastering etc.), clean, polish and vacuum all the rooms that have been touched. We remove all debris and rubbish from your home at no extra cost to you.
Of Course security is your utmost concern and it goes without saying that we have this factor more than covered, but that doesn’t mean you have to sacrifice style, elegance and individuality with your PVCu or composite product. Check out our Tricept security section. Our Tricept products are also backed by a Saracen door locks £1000 break-in Guarantee. Call us for more details.
If you have any issues at all with this website, please contact us giving as much detail about the issue as possible, we will forward the details to our web designer and he will endeavor to resolve the issue as soon as possible.