London regional pricing
How Much Does a Heat Pump Installer Cost in Merton?
Updated prices for . Merton prices are typically 35% above the national average.
Adjust prices for your property size
Adjusts prices for: Air Source Heat Pump (ASHP) Installation
Price summary
Merton Price Summary
| Service | Low | Average | High |
|---|---|---|---|
| Air Source Heat Pump (ASHP) Installation | £10,790 | £16,190 | £20,235 |
| Ground Source Heat Pump Installation | £20,235 | £32,375 | £47,215 |
| Hot Water Cylinder for Heat Pump | £675 | £1,215 | £2,025 |
Prices include labour and materials. VAT may apply. Based on London regional pricing.
Full pricing
All Heat Pump Installer Prices in Merton
Every price adjusted for Merton using a 1.349x cost multiplier, rounded to the nearest £5.
All prices include materials and labour unless stated otherwise.
| Job | Low | Average | High | Duration |
|---|---|---|---|---|
| Air Source Heat Pump (ASHP) Installation | £10,790 | £16,190 | £20,235 | 2-3 days |
| Ground Source Heat Pump Installation | £20,235 | £32,375 | £47,215 | 1-2 weeks |
| Hot Water Cylinder for Heat Pump | £675 | £1,215 | £2,025 | Half day |
| Radiator Upgrade (Heat Pump Compatible) | £270 | £470 | £675 | 2-3 hours per radiator |
| Underfloor Heating (Wet System, Per m²) | £65 | £100 | £135 | 1-2 days per room |
| Annual Heat Pump Service | £135 | £200 | £270 | 1.5-2 hours |
| Heat Pump Repair | £200 | £405 | £675 | 2-4 hours |
| BUS Grant Application Support | £0 | £135 | £405 | 1-2 hours |
| Hybrid Heat Pump System | £6,745 | £10,120 | £13,490 | 2 days |
| Heat Loss Survey | £200 | £335 | £540 | 2-3 hours |
| MCS Certificate | £0 | £0 | £135 | Included with installation |
| Smart Controls and Zoning | £270 | £540 | £810 | Half day |
Air Source Heat Pump (ASHP) Installation
Low
£10,790
Average
£16,190
High
£20,235
2-3 days
Ground Source Heat Pump Installation
Low
£20,235
Average
£32,375
High
£47,215
1-2 weeks
Hot Water Cylinder for Heat Pump
Low
£675
Average
£1,215
High
£2,025
Half day
Radiator Upgrade (Heat Pump Compatible)
Low
£270
Average
£470
High
£675
2-3 hours per radiator
Underfloor Heating (Wet System, Per m²)
Low
£65
Average
£100
High
£135
1-2 days per room
Annual Heat Pump Service
Low
£135
Average
£200
High
£270
1.5-2 hours
Heat Pump Repair
Low
£200
Average
£405
High
£675
2-4 hours
BUS Grant Application Support
Low
£0
Average
£135
High
£405
1-2 hours
Hybrid Heat Pump System
Low
£6,745
Average
£10,120
High
£13,490
2 days
Heat Loss Survey
Low
£200
Average
£335
High
£540
2-3 hours
MCS Certificate
Low
£0
Average
£0
High
£135
Included with installation
Smart Controls and Zoning
Low
£270
Average
£540
High
£810
Half day
Regional comparison
How Merton Compares
Average cost of air source heat pump (ashp) installation across regions.
Local insights
What Affects Heat Pump Installer Costs in Merton?
Merton's housing stock ranges from Georgian and Victorian terraces to post-war estates and modern new-builds. Properties across areas like Islington, Hackney and Brixton vary enormously in age, layout and condition, all of which directly affect heat pump installer costs. Older properties tend to need more preparation work and present access challenges that push prices toward the higher end of the ranges shown above.
London is the most expensive part of the UK for trade work, with labour rates running around 24% above the national average. This reflects the high cost of living, congestion charges, and expensive parking that tradespeople factor into their quotes. Despite the higher prices, there is no shortage of qualified heat pump installer professionals across the capital. Prices still vary by 30-50% between tradespeople for the same job, making multiple quotes essential.
Several factors affect what you will pay for heat pump installer work in Merton. The scope and complexity of the job is the biggest driver — straightforward work in accessible locations will be at the lower end, while anything involving older properties, difficult access, or structural complications will cost more. Material choices also make a significant difference; opting for premium brands or higher-spec products can add 20-40% to the total. For larger jobs, a heat pump installer in Merton might quote £20,235 to £47,215 for ground source heat pump installation.
When getting quotes in Merton, aim for at least three from different qualified professionals. Ask each one to visit and assess the work in person rather than quoting over the phone. A good heat pump installer will check the existing setup, identify any potential complications, and give you a detailed breakdown of costs. Be wary of quotes that seem significantly cheaper than others — they may be cutting corners on materials or not including everything in the price. Always check qualifications, insurance and recent reviews before hiring.
More services
Other Services in Merton
Explore costs for other services in the Merton area.
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UK-wide pricing
Heat Pump Installer Costs in Other Cities
Compare heat pump installer prices across the UK.
Common questions
Frequently Asked Questions
Common questions about heat pump installer costs in Merton.