Central Heating & Heat Pump System Upgrades in Bromley
Radiator Upgrades • Low-Temperature Heating • Controls • System Balancing • Heat Pump Integration • BR1–BR8
We design, install and improve central heating systems built around modern heat pump technology. From room-by-room heat-loss calculations and radiator sizing to pipework, controls, hot-water cylinders and system commissioning, every project is planned for comfort, efficiency and reliable long-term performance.
HEAT PUMP-READY CENTRAL HEATING IN BROMLEY
Central Heating Systems Designed for Modern Heat Pumps
A successful heat pump installation depends on more than the outdoor unit. Radiators, pipework, pumps, valves, controls and hot-water storage must all be designed to work together at lower flow temperatures.
Our MCS certified team assesses the complete heating system, calculates the property's room-by-room heat demand and recommends only the upgrades needed for dependable performance.
We serve homeowners and landlords across Bromley, Beckenham, Chislehurst, Petts Wood, Orpington and the surrounding BR postcode area.
Heat Pump-Ready Central Heating Installation
Complete Central Heating System Design in Bromley
A complete central heating system must be designed before pipework or emitters are installed. Incorrect radiator sizing, restrictive pipework or poorly placed controls can prevent a heat pump from operating efficiently. We calculate the property's heat demand and design every component as part of one coordinated system.
Heat Pump Integration
Flow temperatures, controls and hydraulic components designed around the selected heat pump.
Radiators
Output calculated per room. Correctly sized, not just evenly spaced.
Pipework
Correctly routed. Proper falls. No dead legs or pressure problem zones.
Controls & Thermostats
Positioned correctly. Zoned where appropriate.
Hot Water Cylinder
Sized to household demand. Correctly insulated and connected.
System Filter
A magnetic filter helps protect pumps, valves and heat-exchange components from system debris.
Designed Around Your Property, Not a Template
Every central heating system we install is designed around a heat loss calculation for your specific property, room by room, accounting for insulation, glazing, orientation and household demand. This is the difference between a system that heats your home evenly and one that runs for hours without achieving the temperature you set.
Heating System Diagnostics
Central Heating System Repairs in Bromley
We diagnose faults within heat-pump-connected wet heating systems, including radiators, pipework, circulation pumps, valves, controls and hot-water cylinders. The cause is identified before parts or labour are recommended.
No Heating
A complete loss of heating may be caused by a circulation pump, zone valve, thermostat, airlock, control fault or system lockout. We test the system methodically before recommending a repair.
- Urgent, call same day
No Hot Water
Loss of hot water while heating remains working, or vice versa, typically indicates a diverter valve, cylinder thermostat or immersion issue. We diagnose the source before advising on repair versus replacement.
- Urgent, call same day
Cold Radiators
Cold at the top, trapped air, needs bleeding. Cold throughout, sludge, pump failure or valve issue. Cold only downstairs or only upstairs, zone valve or balancing issue. Each requires a different fix.
- Priority Response
Pressure Loss
Repeated pressure loss may be caused by a failed expansion vessel, a small leak or a pressure-relief fault. We identify the cause before replacing components.
- Priority Response
Thermostat & Control Faults
We diagnose wiring, compatibility, communication and control-unit faults when thermostats, timers or smart controls stop operating correctly.
- Book a diagnosis
Pump & Valve Faults
Circulation pump failure, seized motorised valves or faulty zone valves are among the most common central heating faults in Bromley properties, often presenting as cold radiators or uneven heating rather than an obvious component failure.
- Book a diagnosis
- If we identify an eligibility issue at survey stage, we advise on how to resolve it before any installation commitment is made. No cost for the survey, no obligation to proceed.
- Not sure what is wrong? That is what diagnostics are for. Call us and describe what the system is doing, we will assess and advise before any visit is booked.
Radiators & Heat Pump System Upgrades
Radiator Replacements and Low-Temperature Heating Upgrades
A complete system replacement is not always required. Correctly sized radiators, balanced pipework, compatible controls and clean system water can significantly improve comfort and heat pump performance.
Radiator Replacement
An undersized or corroded radiator limits the whole room. We calculate the correct output for each room and replace like-for-like or upgrade where the original was incorrectly specified.
System Balancing
Uneven heat distribution is often caused by poor balancing. Correctly balanced radiators deliver more consistent room temperatures without making the heat source work harder than necessary.
Heat Pump Controls & Smart Zoning
Compatible controls, weather compensation and appropriate zoning help the heating system respond efficiently while maintaining comfortable room temperatures.
System Cleaning & Flushing
Sludge and debris restrict flow through pipework and radiators. Where testing shows cleaning is required, we flush the system and restore circulation before commissioning.
Magnetic Filter Installation
A magnetic system filter captures iron oxide and debris before it reaches pumps, valves and heat-exchange components.
What System Upgrades Deliver
Uneven room temperatures
- Even heat throughout
Heat source working harder than necessary
- Shorter, efficient cycles
Cold spots in rooms
- Full radiator output
Heating empty rooms
- Smart zone control
Sludge reducing efficiency
- Clean system, full output
Landlord Heating System Support
Heat Pump and Central Heating Support for Bromley Landlords
Reliable heating reduces tenant disruption and protects the long-term condition of the property. We support landlords with heat pump installations, radiator and control upgrades, system diagnostics and planned maintenance.
Heat Pump & Heating System Upgrades
We coordinate surveys and installation around tenant access, provide written specifications and supply the relevant commissioning and handover documentation.
Priority Heating System Repairs
We diagnose faults affecting radiators, pipework, pumps, valves, controls and hot-water cylinders, with access arranged directly with tenants where requested.
Installation Documentation
Completed installations are tested, commissioned and supported by the relevant MCS, manufacturer and system handover documents.
Portfolio Support
For landlords managing multiple properties, we coordinate surveys, planned upgrades and heating-system support across the portfolio.
- Landlord Legal Obligations, Central Heating
We can contact tenants directly to arrange access, minimise disruption and provide the property owner with project and handover documentation.
- We Work Around Your Tenants
We can contact tenants directly to arrange access, minimise disruption and provide the property owner with project and handover documentation.
Heat Pump Systems
Which Heat Pump System Is Right for Your Property?
We assess the complete property before recommending a heat pump. This includes room-by-room heat loss, insulation, radiator output, pipework, hot-water demand and available outdoor space.
For air source installations, we work with Vaillant and Viessmann systems, alongside Octopus Cosy. Ground source systems are considered where the property and available land make them suitable.
Air Source Heat Pumps in Bromley
We install Vaillant and Viessmann air source heat pump systems, alongside Octopus Cosy. The final recommendation is based on the property's calculated heat demand, hot-water requirements and available installation space.
Ground Source Heat Pumps in Bromley
Ground source systems use stable underground temperatures and may suit larger properties with sufficient land or suitable borehole access. Every project requires detailed ground-loop and heating-system design.
£7,500 / £9,000
The standard BUS grant is £7,500. From 21 July 2026, eligible off-gas-grid homes replacing oil or LPG heating can receive £9,000, subject to the property and application date.
AIR SOURCE HEAT PUMP SYSTEMS
Vaillant, Viessmann & Octopus Cosy
We install a focused range of air source heat pump systems. The most suitable option is selected after a full property survey and heat-loss calculation.
Vaillant aroTHERM plus
An air source heat pump option for efficient home heating and hot water, specified to match the property’s calculated heat demand.
Viessmann Vitocal
A compact air source heat pump range suited to carefully designed home heating and modernisation projects.
Octopus Cosy
A complete heat pump system designed to work with Octopus smart technology and Cosy Octopus tariff integration.
Why Choose Us
Why Choose Supreme Heating for Central Heating Upgrades?
Technical design, clear quotations and accountable project delivery.
MCS Certified & BUS Registered
Our MCS certification supports compliant heat pump design, installation, commissioning and BUS grant applications.
Heat Pump-Ready System Design
We assess radiators, pipework, controls, cylinders and heat demand as one system rather than treating each component in isolation.
Written Quotations
The recommended system, scope of work, materials and project cost are provided in writing before any commitment is made.
Honest Technical Advice
We explain which upgrades are necessary, which are optional and how each decision affects comfort, efficiency and long-term system performance.
Heat Loss & Radiator Sizing
Every design is based on room-by-room heat-loss calculations and radiator output at the intended heat pump flow temperature.
Commissioning & Aftercare
The completed system is balanced, tested and commissioned, with controls explained and the relevant handover documentation supplied.
Where We Work
Central Heating & Heat Pump Services Across Bromley
Based in Petts Wood. Serving the full Bromley borough and surrounding BR postcode area.
Bromley
BR1 • Central Bromley
Shortlands
BR2 • Shortlands & Hayes
Beckenham
BR3 • All areas
West Wickham
BR4 • Full coverage
Petts Wood
BR5 • Our base
Orpington
BR6 • Full borough
Chislehurst
BR7 • All properties
Swanley
BR8 • BR border
Outside the list? Call 07398 784203, if you are within reach of the BR postcode area, we can help.
Verified Feedback
What Bromley Homeowners Say About Our Heating Services
Verified feedback from homeowners and landlords across the BR postcode area.
"Thanks to Angela for the booking and organization. Boris and alex were serious and did a good job. It was hard to find someone who wanted to deal with REHAU pipes ! They had to cancel the job once due to an emergency but rebook for the next and gave me a discount ,so I can’t complaint. Happy customer"
Launy L
Heating
Trustpilot Review
"I am delighted with the service that I received from Alex and his team.He install air to air heat pump in our house. Quick,efficient and professional ,can’t thank enough! Thank you,Alex!"
Boryana
Air Source Heat Pump
Trustpilot Review
"This company is great. Really reliable, friendly and knowledgeable. Highly recommend using them."
Laura
Heating
Trustpilot Review
"Very experienced heat pump installers. Supreme provided clear information every step of the way and heat pump has performed very well since day 1."
Caroline
Air Source Heat Pump
Trustpilot Review
Questions Answered
Frequently Asked Questions, Central Heating & Heat Pumps
Common questions about heat-pump-ready central heating systems, upgrades and repairs.
How much does a central heating system upgrade cost?
Costs depend on the size of the property, existing pipework, radiator output, controls, hot-water requirements and the extent of the work. We provide a written quotation after a property survey and heat-loss assessment.
Do you repair heat-pump-connected central heating systems?
Yes. We diagnose faults within wet central heating systems connected to heat pumps, including radiators, pumps, valves, controls, pipework and hot-water cylinders. We identify the cause before recommending parts or labour.
Do you provide heating-system support for landlords?
Yes. We support landlords with heat pump projects, radiator and control upgrades, system diagnostics and planned heating-system work. Access can be coordinated directly with tenants, with project and handover documentation supplied to the owner.
How long does a central heating installation take?
The programme depends on the property’s size and the amount of radiator, pipework, control and cylinder work required. We provide an installation schedule with the written quotation following the survey.
Why does my heating system keep losing pressure?
Repeated pressure loss can be caused by a failed expansion vessel, a small leak or a pressure-relief fault. The system should be tested to locate the cause before components are replaced.
Can radiator upgrades improve heat pump performance?
Yes. Heat pumps operate most effectively when radiators can deliver the required room heat output at lower flow temperatures. We calculate radiator output room by room and recommend upgrades only where the existing emitters are insufficient.
Book a Heating System Survey
Planning a Central Heating or Heat Pump Upgrade in Bromley?
Speak directly with our team about radiator upgrades, central heating system design, heat pump integration, diagnostics or BUS grant eligibility. A written quotation is provided before any commitment.