Frequently Asked Questions
Clear answers to common questions about upgrading your home with aluminium and uPVC windows and doors.
How do I book an appointment?
Call us on 0800 861 1450, email info@vitrums.co.uk, WhatsApp us, or use our online quote form. We'll arrange a convenient time for a free survey at your property.
Do you help with design and product selection?
Yes. Our team guides you through styles, colours, glazing options, handles and finishes. We bring samples to your survey so you can see and feel the products before deciding.
Can I choose double glazing or triple glazing?
Both options are available across our range. Double glazing suits most homes. Triple glazing provides superior thermal and acoustic insulation, particularly beneficial for properties near busy roads or in exposed locations.
Do you install aluminium sliding and bifold doors?
Yes. We install Cortizo and Schuco aluminium sliding doors and bifold doors. We advise on the best option based on your opening size, layout and preferred aesthetics.
What types of windows do you install?
Rehau uPVC casement windows, sliding sash windows, bay and bow windows, flush casement windows, and Cortizo aluminium casement windows. All available in double or triple glazing.
Do you install steel entrance doors?
Yes. We supply and install Gerda steel security doors with RC3/RC4 European security ratings, up to 12-point locking, and premium powder-coated finishes.
Do you install composite entrance doors?
Yes. We offer Palladio composite doors (monocoque fibreglass construction) and composite doors (solid hardwood core with GRP skin). Both are Secured by Design accredited.
Do you offer an insurance-backed guarantee?
Yes. Every installation comes with a 10-year CPA insurance-backed guarantee. Aluminium frame installations carry an additional 25-year warranty.
Are you FENSA registered?
Yes. We are FENSA registered installers. Every installation is notified to your local authority building control and you receive a FENSA certificate.
Do you supply and install, or supply only?
We primarily supply and install as a complete service. Supply-only is available for trade customers on enquiry.
Which areas do you cover?
We cover Buckinghamshire, Berkshire, Oxfordshire, Surrey and Hampshire — including Beaconsfield, Gerrards Cross, Marlow, Henley-on-Thames, Ascot, Windsor, Maidenhead, Oxford, Woking, Winchester and surrounding areas.
Do you offer a free survey and quote?
Yes. We offer a completely free, no-obligation on-site survey and quotation. Call 0800 861 1450 or use our online form to book.
Still have a question?