Choosing the right air source heat pump is crucial for ensuring optimal performance, energy efficiency, and customer satisfaction. With various brands and models available, it's essential to match the heat pump's specifications to the specific requirements of each installation. Below is a guide to help you select the most suitable ASHP for different job types.
1. Best Heat Pump For Urban Homes with Noise Restrictions
Recommended Model: Samsung EHS Mono R290 Gen7
- Sound Level: As low as 35–38 dB(A) depending on model/output
- Output Range: 4–16 kW
- Key Features:
- Uses R290 natural refrigerant (eco-friendly)
- Quiet operation – excellent for installations in built-up areas
- Delivers high flow temperatures up to 75°C
- Compact and modern design
Why Choose This Model:
This next-gen unit ticks all the boxes for installers working in urban or suburban areas. It’s quiet enough for tight spaces, uses low-GWP refrigerant (futureproof), and delivers strong heat output for UK winters. It’s also MCS-compliant and easy to integrate with your install packs.
2. Best Heat Pump For Mid-Sized Homes with Standard Insulation
Recommended Model: Mitsubishi Ecodan R32 Ultra Quiet
- Sound Level: 45 dB(A)
- Output Range: 5–14 kW
- Key Features: High efficiency (SCOP up to 4.5), reliable performance, user-friendly controls
Why Choose This Model: A versatile option suitable for a wide range of properties, offering a balance between performance and cost-effectiveness.
3. Older Properties with High Flow Temperature Requirements
Recommended Model: Vaillant aroTHERM Plus
- Sound Level: 43 dB(A)
- Output Range: 3.5–12 kW
- Key Features: Flow temperatures up to 75°C, natural refrigerant (R290), compact footprint
Why Choose This Model: Perfect for retrofitting in older homes where existing radiators require higher flow temperatures.
4. Large Rural Homes with High Heating Demands
Recommended Model: Grant Aerona³ R32
- Sound Level: 50 dB(A)
- Output Range: 6–17 kW
- Key Features: Robust build, suitable for colder climates, straightforward installation
Why Choose This Model: Designed to handle larger heating loads, making it ideal for spacious rural properties with higher energy demands.
5. New-Build Developments with High Energy Efficiency Standards
Recommended Model: LG Therma V R32 Monobloc
- Sound Level: ~35–39 dB(A)
- Output Range: 5–16 kW
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Key Features: SCOP up to 5.2, built-in Wi-Fi, compact monobloc design, 65°C max flow temperature
Why Choose This Model:
The LG Therma V is a smart, future-ready choice for new-build homes that are designed to be airtight, super-insulated, and run on low-temperature heating systems like underfloor heating. It’s whisper quiet, comes with app-based controls as standard, and delivers excellent energy performance — ideal for developers or self-builders targeting top EPC ratings.
The Right Heat Pump for the Right Job
Choosing the right air source heat pump isn’t just about brand preference, it’s about matching the unit’s performance to the specific needs of the property. Whether you’re working on a compact urban install, a rural retrofit, or a large-scale new-build project, getting it right first time saves you time, money, and repeat visits.
At UK Renewable Supplies, we stock all the models mentioned above and more with next-day dispatch, before 9am site delivery, and a best price guarantee to support your projects from start to finish.
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