Boiler Installation Portsmouth
Portsmouth's trusted boiler installation specialists
When your boiler breaks down or becomes too expensive to run, RMWS Plumbing & Heating are Portsmouth's go-to choice for a new boiler installation. We've been fitting boilers across Portsmouth — including Southsea, Cosham, Fratton, Hilsea and North End — for over 20 years, and our 9.96 Checkatrade rating reflects the quality and care we bring to every installation.
We carry out a free home survey, recommend the right boiler for your property and budget, provide a written quote with no hidden costs, and complete the full installation with Gas Safe certification. Most Portsmouth installations are completed within one to two days.
Why Portsmouth homeowners choose RMWS
✓Over 20 years serving Portsmouth homes
✓Gas Safe registered — legally certified for all gas work
✓9.96 out of 10 on Checkatrade from verified Portsmouth customers
✓Free home survey and written quote — no obligation
✓All major brands supplied and fitted
✓Full Gas Safe certification issued on completion
✓Transparent pricing — we charge exactly what we quote
✓Local Portsmouth engineers — fast response times
Boiler brands we install in Portsmouth
We install all major brands and will recommend the best option for your Portsmouth property, budget and heating requirements.
Worcester Bosch
Vaillant
Ideal
Baxi
Viessmann
Glow-worm
Areas of Portsmouth we cover
Based in Southsea, we install boilers across all areas of Portsmouth and the surrounding Hampshire area.
Portsmouth
Southsea
Cosham
Fratton
Hilsea
North End
Buckland
Milton
Landport
Eastney
Frequently asked questions
How much does a new boiler cost in Portsmouth?+
New boiler installation in Portsmouth typically costs between £1,500 and £3,500 depending on the boiler type, brand and complexity. We provide a free home survey and written quote so you know exactly what you'll pay before work starts.
How long does a boiler installation take in Portsmouth?+
Most boiler installations in Portsmouth are completed in one to two days. We'll agree a schedule with you when we provide your quote.
Which is the best boiler for a Portsmouth home?+
For most Portsmouth homes — particularly Victorian and Edwardian terraces common in Southsea and Fratton — a combi boiler is the most practical and efficient choice. We'll assess your property and recommend the best option during your free survey.
Are RMWS Plumbing Gas Safe registered in Portsmouth?+
Yes. All RMWS engineers are fully registered with the Gas Safe Register — the legal requirement for anyone fitting boilers in Great Britain. You can verify our registration at gassaferegister.co.uk.
Get a Free Boiler Quote in Portsmouth
No obligation · Written quote · Gas Safe
🔥Gas Safe RegisteredAll engineers fully certified
⭐9.96 / 10 CheckatradeVerified customer reviews
📋Free Written QuoteNo obligation whatsoever
📍Portsmouth BasedLocal, fast response