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01268 681612
'UK Manufacturers of Quality Aluminium Windows & Doors Since 1985'
Secondary Glazing On-Line Design and Pricing
Home > Secondary Estimator
Terms and Conditions - Please Read Before Ordering
- All items are priced individually.
- Please see our Delivery page for maps.
- Payment terms are C.O.D.
- Most credit cards are accepted.
- First orders and any order values in excess of £5000 will require a deposit and the balance payable on delivery.
- Estimates stand for 8 weeks only.
- Estimates are not an offer to supply goods but merely an estimate of costs which Duration Windows reserve the right to vary, substitute or withdraw without prior notification.
Other Information
Contact Information
- We are based on
- Canvey Island,
- in Essex,
- Get An Address »
- T: 01268 681612 (Office)
- T: 01268 695100 (Showrooms)
- F: 01268 510058 (Office)
- E: sales@duration.co.uk
©2026 Duration Windows. We reserve the right to change specifications.
We continuously wish to improve and we kindly inform you that all incoming and outgoing phone calls may be recorded for quality and training purposes.