Costello Windows manufacture windows in 4 materials, that is a uPVC window, Thermally efficient Aluminium, Alu – Clad Timber and Timber.
How to get your Quotation
Contact our friendly and helpful sales team directly on 068 34800, or fill in the Request A Quote form and a member of our sales team will contact you shortly.
Costello Windows are always competitively priced, meaning great savings for our customers. Additionally Costello windows regularly run promotions, so keep an eye out to see what amazing savings you could make. Do not hesitate to give our friendly and experienced sales team a call, to see what we can do for you today.
Polaris UPVC Windows range complies fully with TGD 021-1a for department of education technical guidance documents.
The UPVC windows we have are the Polaris range,Townhouse Sash Window and the Passive 100 window. All windows are fully tested for weathering, wind resistance, water and air tightness. Our windows are A-Rated with low U–Values. We make all window styles and are very adept at making bespoke designs such as oval and triangular. Costello Windows also produce a Passive House rated window called the Pantheon Passive Window.