We are accredited installers for boilers by global industry leaders Worcester Bosch
and Vaillant. Here some popular boiler manufacturers we work with and install:
Exclusive up to 12-year guarantee on Worcester Bosch Boilers.
We are the leading boiler installer in Oval for over 20 years.
We offer flexible payment options for your new boiler installation.
Visit our Live Video Boiler Quote page from your mobile &
connect to our live video chat for an instant boiler quote without waiting for a survey.
When looking to install a new boiler, start by getting your boiler quote or book a free boiler installation survey and we’ll give you a quote for your new boiler.
Common Heating Issues in Oval
Oval’s buildings often combine period fabric with later lofts, side-returns and reconfigured kitchens, which can expose weaknesses in older systems. We check live pressure, trace pipework and look at daily hot-water habits to reveal the bottlenecks before recommending a replacement.
- Boilers sized for another era – Many SE11 properties still rely on 12–20-year-old appliances chosen for different insulation levels and usage. Oversized or narrow-modulating models short-cycle, use more gas than they should and struggle during the morning rush. Signs include uneven radiator warm-up along long landings and a low kettling hiss from the exchanger—both pointing to lost efficiency that a like-for-like swap would simply preserve.
- Pressure that drops at busy times – Upper floors around Kennington Park and top-storey flats near the Kia Oval often suffer weak showers and sluggish heating thanks to tall risers, shared stacks and mixed-age pipework. When several homes draw water at once, older combis can’t hold flow. Correctly sized boilers, sympathetic pipe upgrades and (where appropriate) an accumulator restore steadier delivery for back-to-back showers.
- Hard-water scaling – Central London’s hard water narrows plate heat exchangers, raises noise and chips away at efficiency while pushing pumps, fans and diverter valves towards early failure. We design-in filtration and scale protection so performance stays strong and maintenance predictable—useful for rentals and family homes alike.
- Awkward pipe runs – Rear kitchen extensions and loft ensuites can leave hot water slow to reach the far end of a property. Undersized returns and meandering routes cause temperature lag between front receptions and garden-level spaces. We simplify pipework, prioritise draw-off points and balance radiators so rooms warm together across every storey.
- Heat loss in tall rooms – Sash windows, bays and high ceilings near St Mark’s and along Fentiman Road demand the right blend of boiler output, emitter sizing and controls. Without zoning and modern TRVs, a boiler alone can’t keep up. We tune systems so living spaces reach temperature promptly and hold it without overshoot.
- Patchwork controls – Old wall stats, mixed TRVs and basic programmers create hot/cold pockets and needless gas spend. Smart controls with load and weather compensation smooth temperatures and trim bills. We replace piecemeal setups with a coherent, app-managed schedule that fits daily life.
Tailored Boiler Installation Services
No two Oval households use hot water the same way. We build the system around your property and routine rather than “dropping in a box”, choosing model, flue route, water treatment and controls for SE11 realities.
- New Boiler Installation – We start with measured checks: dynamic pressure/flow during peak use, hot-water profile, pipe sizes and the building’s thermal performance. That lets us specify a boiler that genuinely suits your Oval home—whether a compact mansion-block flat off Harleyford Road, a terrace by Kennington Park or a modern apartment towards Vauxhall. We plan for simultaneous use (showers plus a kitchen draw), likely changes (loft ensuite, kitchen rework) and the recovery rates that make busy mornings easy. Commissioning covers compliant flueing through lightwells, dependable condensate routes for basements, full system clean/treatment and precise control setup for quiet, efficient running.
- Boiler Replacement – We don’t repeat shortcuts. Pipework is adapted properly, and we clean the system—powerflush or chemical as appropriate—so the new heat exchanger is protected. Radiators are balanced so rooms heat evenly from hallway to rear extension. You receive a clear handover, benchmark readings and same-day warranty registration.
- Vaillant & Worcester Bosch – As accredited installers we unlock extended warranties and select models proven in London’s pressure realities. Wide modulation ranges, stainless-steel exchangers and solid DHW performance suit hard water and multi-bathroom living. Strong manufacturer support keeps parts and aftercare straightforward.
- System Upgrades – True efficiency is a system outcome. We add smart zoning with load/weather compensation, modern TRVs/radiators, underfloor heating where suitable, and magnetic filtration plus scale protection. Expect steadier temperatures, lower gas use and longer component life—especially in period conversions with varied emitters.
- Tricky Install Expertise – Discreet flue routes through lightwells, plume management near neighbours, relocations into cupboards/lofts and robust condensate solutions for lower-ground levels—we handle the London quirks so the finish looks deliberate, not improvised.
- Next-Day Availability – When diaries and stock align, we offer next-day installs across Oval. Pre-surveyed jobs move quickly: materials booked, access coordinated, waste removed and your heating restored with minimal disruption.
Our Work Ethics
“TRUST US TO TAKE CARE OF YOUR HOME”
Our Mission is to be the leading heating company in Oval by respecting our customers and their homes, and providing the highest quality of workmanship in our industry. Our Philosophy is that we can only do that with outstanding people. We always aim to employ highly skilled, committed and motivated people, with a passion for their trade.
Local Team Presence & Fast Response
We’re working in Oval every week—Kennington Park, Harleyford Road, the Oval Quarter and towards Vauxhall—so we know the buildings and their nuances. That familiarity speeds surveys, smooths access in managed blocks and conversions, and helps us pre-empt pressure issues, scaling and control upgrades before they become headaches. The outcome is an installation that performs properly from day one.
We have incredible reviews from so many customers, all are authentic reviews from people who love our work.
All authentic reviews from customers who love us!
Beware of providers seeming to be ‘perfect’ with 5/5 or 10/10 ratings.
Click here to read some of our reviews.
We work hard to provide the finest plumbing and heating care and we would love to do it for you.
Go ahead and get in touch. See you soon!
Read more about why WPJ are the right choice to look after your home
WHAT OUR CUSTOMERS SAY ABOUT US
New Boiler Installation Oval– WPJ Heating
A well-designed installation changes the feel of a home: showers stay steady, rooms warm in step, and the boiler works without fuss. We achieve that in Oval by pairing manufacturer-approved fitting with careful commissioning and controls calibrated to your layout—so comfort rises while consumption drops.
We also keep the process straightforward. Surveys are punctual, quotes are transparent, and our team protects floors and finishes in terraces, mansion blocks and new-build apartments. With extended warranties, system protection and documented benchmarks, you get certainty long after we’ve left.
If you’re reshaping the kitchen, adding an ensuite or preparing a rental for dependable turnover, we’ll factor those plans into today’s design so upgrades remain simple. For a new boiler installation in Oval that combines practical craftsmanship with long-term value, choose WPJ Heating—the local team residents recommend.
Find us near you
FAQs for Boiler Installations in Oval
What type of boiler suits Oval flats best?
For most one-bath flats, a quality combi gives on-demand hot water and a compact footprint. We confirm dynamic pressure/flow so the model performs on upper floors and long risers.
Can you improve weak showers at the back of deep-plan terraces?
Yes—by testing pressure/flow under peak load, upgrading pipework where needed and, if appropriate, adding an accumulator to stabilise delivery.
Are flue routes through lightwells a problem in mansion blocks?
We handle them regularly, ensuring clearance compliance, discreet terminations and safe condensate management—vital in managed buildings and lower-ground flats.
Will you clean the system during a replacement?
Where appropriate, we powerflush or chemically clean to remove sludge/scale, protect the new exchanger and restore radiator heat-up times across all floors.
Which brands work best locally?
We typically recommend Vaillant and Worcester Bosch for efficiency, support and warranty cover, then match model/output to your hot-water pattern and pressure reality.
How quickly can you install?
Subject to survey and stock, next-day installation is often possible in Oval. We coordinate access and keep disruption low.
Ready for a New Boiler in Oval? Get a Free Quote
Call 020 7350 2511 to book your survey and get your new boiler installation in Oval underway. We’ll specify the right model, treat and protect the system water, configure smart controls and leave everything neat, balanced and ready for winter. Prefer school-day or quieter slots? We’ll arrange access, remove waste responsibly, register warranties and provide clear aftercare—so reliable heating and hot water simply slot into your routine.