UPVC and Aluminium windows & doors are our core ranges, priced genuinely competitively — alongside composite doors, conservatory roofs & lanterns, warm roofs and more, all on one account. Typical lead times are 5 working days on UPVC and 14 working days on Aluminium windows, doors and bifolds, subject to stock levels.
Casement, tilt-and-turn, sliding sash, sliding patio doors and flush styles, with woodgrain foils and a full range of hardware finishes. Competitively priced for trade and DIY.
Slim-sightline profile systems in casement, tilt-and-turn and heritage styles, with premium powder-coat finishes and low-maintenance durability.
Solid, secure and thermally efficient, with a huge range of colours, glazing and hardware options. Excellent kerb appeal, priced competitively for trade and DIY.
Multi-pan folding sets in 2- to 7-pan configurations, with a choice of track and threshold options — perfect for opening up living space.
Tiled, glazed and warm-roof conversions, plus box and pyramid roof lanterns — for new builds, replacements and upgrades.
Frameless and framed toughened-glass balustrade systems for stairs, landings, balconies and decking, with a range of handrail options.
Carports, verandas and canopy kits for driveways, patios, entrances and walkways, with a choice of aluminium-framed systems, glass or polycarbonate roofing, sizes and finishes.
Precision-cut replacement units — toughened, laminated or double-glazed — made to your exact spec for windows, doors and conservatories.
Insulated aluminium roller garage doors, remote controlled as standard, in a wide range of colours and finishes — a neat, secure alternative to an up-and-over door.
14 colours, 5 styles and 3 glazing options — a special price on our GRP composite door range.
Coastal NW supplies trade installers and DIY customers across North Wales & the North West with genuinely competitive prices on UPVC and aluminium windows and doors, composite doors, conservatory roofs & lanterns and warm roofs — backed by 40+ years of hands-on experience and up-to-date advice on building regulations.
Genuine trade rates for installers, fair prices for DIY customers.
Reliable site & workshop drops across the North West & North Wales.
Talk to a real, experienced member of the team — no call centres.
Whether you're a trade installer or tackling the job yourself, Coastal NW gives you experienced, up-to-date guidance and genuinely competitive prices — every time.
Genuine trade rates for installers and fair prices for DIY customers — not a marked-up retail list with a discount bolted on.
Our team stays current on building regulations and product standards, so you get the right specification first time.
Call 01745 338882 and talk directly to our team — no automated queues, no scripts.
Direct-to-site or workshop drops across North Wales & the North West at no extra cost.
Core ranges in UPVC and aluminium profile systems, stocked and ready to go.
Decades of hands-on knowledge in windows, doors, conservatories and more — from our Kinmel Bay trade counter.
“Fantastic quick service friendly people 100% recommended them”
“Absolute pleasure and cheap as chips”
Proud stockist of leading fabrication systems & product brands, including:
Tell us a little about your business and we'll set you up with trade pricing, a dedicated contact, and priority access to stock — whether you're a one-van installer or running multiple crews.
Doing the job yourself rather than trading? No account needed — just call 01745 338882 for competitive DIY pricing and honest advice.
We'll come back to you within one working day.
A member of the Coastal NW team will be in touch within one working day.
Not ready for a trade account, or just want pricing on a specific range first? Tell us what you’re after and a member of the team will come back to you — whether you’re a trade installer or doing the job yourself.
We’ll come back to you within one working day.
A member of the Coastal NW team will be in touch within one working day.
For over 40 years, Coastal has supplied trade installers and DIY customers with high-quality windows, doors and outdoor building products — combining genuinely competitive prices with professional, up-to-date advice on building regulations and product standards.
Our core ranges are UPVC and aluminium windows & doors, alongside composite doors, conservatory roofs & lanterns, glass balustrades, aluminium bifolds and carports, verandas & canopies — all from one trade counter at Tir Llwyd Enterprise Park, Kinmel Bay.
Whether you're an installer or doing the job yourself, our team gives you the guidance and stock availability to get it right first time.
Unit 2a Mercury Units, Tir Llwyd Enterprise Park,
Kinmel Bay, Rhyl, Conwy, Wales, LL18 5JZ
| Mon – Thu | 08:30 – 16:30 |
| Friday | 08:30 – 16:00 |
| Sat – Sun | Closed |