Hot tub heat pump supplied and installed by RL Spa

Energy-Efficient Heating for Hot Tubs & Swim Spas

Hot Tub & Swim Spa Heat Pumps — Supplied & Professionally Installed

Heat pumps for hot tubs, swim spas and pools, supplied and professionally installed to help reduce running costs and improve heating efficiency.

Ideal for homes, holiday lets, lodges and commercial sites. Send us a photo on WhatsApp for personalised sizing advice and a tailored installation quotation.

✓ Tailored supply & installation quotes ✓ Hot tub, swim spa & pool heat pumps ✓ Professionally sized & commissioned ✓ UK-wide installation enquiries welcome

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Professional installation Tidy pipework Correct sizing advice

RL Spa provides hot tub heat pump installation across the UK , including systems for hot tubs, swim spas, pools, holiday lets, lodges and multi-tub commercial sites. We supply, size, install and commission efficient air source heat pumps designed to help reduce electricity costs and improve heating efficiency. Every installation is individually assessed and quoted according to the equipment, location and installation requirements.

Our engineers supply and install energy-efficient air-source heat pumps for hot tubs and swim spas.Each system is carefully selected to suit your spa's water volume, heating requirements and existing equipment.A correctly sized heat pump can help reduce electricity consumption and running costs compared with traditional electric resistance heating.Actual performance depends on the selected model, outdoor temperature and usage.

Best for smaller hot tubs

EcoSpa 5kW

A compact and efficient option for smaller hot tubs, inflatable spas, cold tubs and lighter-use setups. Ideal when you want lower running costs, quieter heating and a neat professional installation.

Great for smaller hot tubs and inflatable spas
Suitable for selected cold tubs and lighter-use setups
Lower running costs compared with standard electric heating
Professionally supplied, installed and commissioned by RL Spa

Not sure if 5kW is right for your setup? Send us a photo and we’ll recommend the best option.

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Hot tub heating • Professional installation

EcoSpa 9kW Heat Pump

Supplied & Installed — Request a Quote

The EcoSpa 9kW heat pump is an option for suitable domestic hot tubs and regularly used spa installations.A correctly sized heat pump can help reduce heating electricity consumption compared with a conventional electric resistance heater.Actual heating speed, efficiency and running costs depend on outdoor temperatures, spa insulation, water volume and operating conditions.Control features and compatibility are confirmed for the selected model before installation.

EcoSpa Heat air-source heat pump product photograph

EcoSpa Heat product reference photograph

EcoSpa Heat equipment reference photograph

EcoSpa Heat manufacturer product information image

Heat pump option for selected domestic hot tubs and regular-use installations
Heating performance assessed according to water volume and operating conditions
Potentially lower heating electricity use than standard resistance heating
Plumbing, filtration and electrical compatibility checked before installation
Control options confirmed for the exact model supplied
Professionally supplied, installed and commissioned by RL Spa

Not sure whether the EcoSpa 9kW is suitable for your hot tub?Send us a photo of your existing equipment. RL Spa can assess your requirements and recommend a suitable heating system with a tailored installation quotation.

WhatsApp for Advice Call for a Quote

Large hot tubs & swim spas

EcoSpa 13kW

A higher-capacity heat pump option for selected large hot tubs, swim spas and higher-demand setups. A correctly sized system can help improve heating efficiency and may reduce electricity use compared with a standard electric resistance heater. Actual performance, heating speed and running costs depend on the model selected, water volume, insulation, outdoor temperature and usage pattern. Control features, including WiFi where available, should be confirmed for the exact model supplied.

Suitable for selected large hot tubs and swim spas
Higher-capacity option for larger volume or higher-demand setups
Can help improve heating efficiency when correctly sized and installed
Potential to reduce electricity use compared with standard resistance heating
WiFi control may be available depending on the exact model supplied

Not sure if 13kW is right for your setup? Send us a photo and we’ll recommend the most suitable option for your hot tub or swim spa.

WhatsApp for Advice Call for a Quote

Flexible option • Heating & Cooling

Poolex 7kW

A versatile 3-in-1 heat pump with heating, cooling and chilling modes. Ideal for hot tubs, cold tubs and ice bath setups where flexibility matters. WiFi control makes temperature management simple and convenient.

Poolex heat pump rear view showing water connections

Poolex heat pump side view showing the control panel

Heating, cooling and chilling modes
Great for cold tubs and ice bath setups
Flexible option for selected hot tub installs
WiFi control for easy remote operation

Not sure if the Poolex 7kW is right for your setup? Send us a photo and we’ll recommend the best option.

WhatsApp for Advice Call for a Quote

Premium performance • RotoSpa compatible

SpaNET 8.8kW

A high-performance heat pump designed for larger hot tubs and regular-use setups. A strong choice when you want reliable performance, lower running costs and a quality install. Compatible with all RotoSpa hot tubs.

Ideal for larger hot tubs and regular-use setups
Strong performance and efficiency
Premium option for a tidy professional install
Compatible with all RotoSpa hot tubs

Not sure if SpaNET 8.8kW is the right fit? Send us a photo and we’ll recommend the best option.

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Higher-output option • Professional installation

SpaNET 12kW

Supplied & Installed — Request a Quote

A higher-output SpaNET heat pump option for suitable swim spas, larger hot tubs and installations with greater heating requirements.Correct sizing is important to achieving suitable heating performance and efficiency.Actual heating output and electricity use depend on the selected model, outdoor temperature and operating conditions.RotoSpa compatibility is assessed individually before installation.

SpaNET SV Series heat pump rear view showing connections

SpaNET SV Series heat pump product photograph

Higher-output option for selected swim spas and larger hot tubs
Suitable for consideration where heating demand is greater
Potentially lower heating electricity consumption compared with conventional resistance heating
Professional assessment of water flow, plumbing, electrical supply and placement
RotoSpa compatibility checked individually before installation

Not sure whether the SpaNET 12kW is suitable for your hot tub or swim spa?Send RL Spa a photograph of your equipment. We can assess your requirements and provide a tailored supply and installation quote.

WhatsApp for Advice Call for a Quote

Energy-efficient heating • Professional sizing • Installation support

Why Choose a Hot Tub Heat Pump Installation?

A hot tub heat pump installation uses energy from the outdoor air to heat your spa water. A correctly selected heat pump can use less electricity for heating than a traditional electric resistance heater. Actual efficiency and savings depend on the equipment, outdoor temperature and how you use your spa.

Whether you want to reduce heating costs on a domestic hot tub or improve efficiency on a larger swim spa, RL Spa assesses your requirements and recommends a suitable system. We provide professional installation, tidy pipework and commissioning tailored to your setup.

Hot tub & swim spa heat pumps — supplied and installed with a tailored quotation

Potentially lower heating costs compared with a standard electric resistance heater, depending on usage and operating conditions.
Efficient water heating through a correctly selected heat pump system.
Considered installation placement to help manage operating noise and maintain service access.
Suitable seasonal performance when the selected model is rated for the expected outdoor conditions.
Options for hot tubs and swim spas subject to model, plumbing and electrical compatibility.
Professional installation by RL Spa with appropriate plumbing integration, bypass arrangements where required and commissioning.

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Hot tub heat pump installation by RL Spa beside a modern hot tub — Example RL Spa heat pump installation, showing equipment placement and pipework.

How it works • Potential savings • Is it right for your spa?

How Heat Pumps Work — and Why They Can Save You Money

A hot tub heat pump installation uses a different heating process from a standard electric resistance heater. Instead of relying only on electrical resistance to generate heat, a heat pump transfers energy from the outdoor air into your spa water. When correctly selected and operated, this can reduce the electricity needed for heating. Actual savings depend on the equipment, outdoor temperature, insulation, water temperature and usage.

1) It takes heat from the air

A heat pump draws thermal energy from the surrounding air. Its performance varies with outdoor temperature and the operating conditions.

2) It transfers heat efficiently

A refrigerant circuit and compressor transfer heat to the spa water. Under suitable conditions, the system can deliver more heat energy than the electrical energy it consumes.

3) It helps manage heating costs

A suitable heat pump can reduce heating electricity consumption compared with resistance heating. Savings depend on your spa, the system selected and how frequently you use it.

Potential Benefits

Lower heating electricity consumption under suitable operating conditions.
Potentially lower running costs compared with a standard electric resistance heater.
Heating tailored to your spa through appropriate sizing and configuration.
Efficient operation for regular use depending on your spa insulation, heating demand and operating conditions.

Heating speed and actual savings vary with heat pump output, outside temperature, water volume, spa insulation, electricity tariff and usage. No fixed saving or heating time is guaranteed.

Will It Work With My Spa?

Suitable options are available for many hot tubs and swim spas, subject to a compatibility assessment.
Installation can include bypass kit integration and suitable plumbing where required.
Outdoor unit placement is assessed for airflow, access, noise and installation requirements.

What about winter performance?

Some heat pump models are designed for operation in lower outdoor temperatures and include defrost functions. Performance, heating output and operating limits vary by model. RL Spa can recommend an appropriate option after assessing your spa and intended usage.

Hot Tub & Swim Spa Heat Pumps — Supply & Installation Quotes Available

Every installation is assessed individually. Send us a photo of your hot tub or swim spa on WhatsApp and we'll help identify a suitable heat pump and provide a tailored quotation.

💬 WhatsApp a Photo 📞 Call 07460 016040 Request a Free Quote

Recent Heat Pump Installations by RL Spa

A selection of hot tub heat pump installations, showing different outdoor placements, plumbing arrangements and spa environments. Every installation is assessed individually.

Outdoor heat pump installed beside a raised hot tub at a woodland lodge — Woodland lodge hot tub — outdoor heat pump positioning.

Heat pump beside raised decking with insulated plumbing connections — Under-deck installation — insulated water connections.

SpaNET heat pump outside a timber-clad holiday cabin — Holiday cabin — external heat pump installation.

Outdoor SpaNET heat pump positioned beside privacy panels — Outdoor heat pump positioned near frosted privacy panels.

Side view of a heat pump connected through insulated pipes beside spa screening — Compact placement — heat pump with connected pipework.

SpaNET heat pump installed beside a hot tub on a paved patio — Domestic patio — heat pump beside the hot tub.

Thinking about a heat pump for your hot tub or swim spa? Send RL Spa a photo for advice and a tailored quotation.

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Recent Heat Pump Installations

A few examples of our tidy pipework, compact placement, and neat commissioning.

Woodland lodge hot tub — heat pump with insulated bypass and service access — Woodland lodge install — quiet and efficient.

Under-deck plumbing with insulated lines and tidy concrete base — Under-deck plumbing with insulated lines.

Holiday cabin with hot tub — heat pump mounted neatly beside the deck — Holiday cabin — compact side placement.

Heat pump set against frosted privacy panels — compact outdoor install by RL Spa — Frosted privacy panels with tidy placement.

Heat pump beside raised-deck privacy screen — compact outdoor placement by RL Spa — Compact outdoor placement by RL Spa.

Heat pump beside hot tub on paved patio — tidy side install with easy service access — Patio install — easy service access.

Holiday parks • Lodges • Caravan sites • Multi-unit installs

Hot Tub Heat Pump Installation for Holiday Parks, Lodges & Caravan Sites

For holiday parks and accommodation providers managing hot tubs across one or multiple properties, a professionally planned hot tub heat pump installation can help reduce heating electricity consumption compared with conventional electric resistance heating.RL Spa assesses your equipment, heating demand and operating requirements before recommending a suitable system.

We supply and install heat pump systems for holiday lets, lodges and caravan parks looking to improve heating efficiency and manage operating costs.For sites with regular guest changeovers, we also consider water volume, reheating requirements, outdoor conditions and available electrical infrastructure.

Heating planned around guest changeovers. We assess water volume, required temperatures and the time available for reheating after a drain and refill. Actual reheating times depend on system output and conditions.
Potential electricity savings across multiple tubs. Correctly selected heat pumps can reduce heating electricity consumption, with actual savings depending on usage, weather, insulation and electricity tariffs.
Considered outdoor operation. We assess heat pump positioning, airflow, access and noise characteristics when planning the installation.
Heating systems matched to site requirements. Equipment is selected according to the spa configuration, heating demand and manufacturer operating limits.
Professionally planned multi-unit installations. RL Spa can assess individual tubs or multiple-unit sites and provide suitable plumbing integration, installation and commissioning arrangements.

Whether you manage a few holiday lodges or a larger caravan park, RL Spa can help plan a practical heat pump installation tailored to your equipment and operational needs. Supply and installation are quoted individually following an assessment.

💬 WhatsApp About Multi-Unit Installations 📞 Call 07460 016040 Request a Multi-Unit Quote

Heat pump installation at a caravan lodge showing outdoor equipment and associated pipework — Example of heat pump positioning and pipework at a caravan lodge installation.

FAQ – Hot Tub Heat Pump Installation UK

How much does a hot tub heat pump installation cost in the UK?

RL Spa provides individually tailored quotations for hot tub and swim spa heat pump supply and installation. The final cost depends on the heat pump selected, spa size, plumbing layout, electrical requirements, installation access and location. Contact us for a quotation based on your setup.

Do you install heat pumps across the UK?

Yes. RL Spa welcomes hot tub and swim spa heat pump installation enquiries from across the UK, including domestic and commercial installations. Availability and installation arrangements are confirmed following an assessment.

Can a heat pump be added to an existing hot tub or swim spa?

In many cases, yes. A heat pump can be retrofitted to a suitable hot tub or swim spa. Compatibility depends on the spa model, plumbing configuration, electrical supply, available space and the heat pump selected. A bypass kit or additional plumbing may be required.

How much can a hot tub heat pump save on running costs?

A correctly selected heat pump can reduce the electricity required for water heating compared with a standard electric resistance heater. Actual running-cost savings depend on outdoor temperature, heat pump efficiency, water temperature, insulation, electricity tariffs and usage. We can discuss the potential benefits for your installation, but no fixed percentage saving is guaranteed.

Are hot tub heat pumps noisy?

Operating noise varies by manufacturer, model and operating conditions. Many modern inverter heat pumps are designed for relatively quiet outdoor operation. RL Spa considers suitable placement, airflow, access and nearby seating areas when planning an installation.

Do air source heat pumps work in winter?

Some heat pumps are designed to operate in low outdoor temperatures and include automatic defrost functions. Heating output and efficiency can decrease as outdoor temperatures fall. We assess the model's operating limits and your heating requirements before recommending a system.

Will a heat pump work with my hot tub?

A heat pump is suitable for many hot tubs, but compatibility depends on your spa model, water volume, available space, plumbing layout, electrical supply and intended use. Send RL Spa a photograph of your setup and, if available, the spa model details so we can assess suitable options.

Do you service and repair hot tub heat pumps?

RL Spa provides heat pump servicing, fault diagnosis and repair support for suitable hot tub heat pump systems, including water-flow, sensor and performance problems. Repair options depend on the model, fault and parts availability. Refrigerant-related repairs may require a specialist F-gas certified engineer.

Get a Heat Pump Quote

Send RL Spa a photo of your hot tub or swim spa and we'll help assess suitable heat pump options for your setup.We consider your spa model, heating requirements, installation access and location before preparing a tailored quotation.

Hot Tub & Swim Spa Heat Pumps — Individually Quoted Supply & Installation

Best way to contact us:
WhatsApp us a photo of your hot tub or swim spa for initial advice.

Call: 07460 016040

Email: info@rlspa.co.uk

Coverage: UK-wide enquiries for homes, holiday parks, lodges and commercial sites. Installation availability is confirmed after assessment.

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Prefer to provide your details first? Complete the enquiry form and prepare an email or WhatsApp message.

Heat Pump Quote Request

Tell us about your hot tub or swim spa, your location and what you need. This helps us discuss the most suitable equipment and installation options.

Why Install a Heat Pump on Your Hot Tub or Swim Spa?

A professional hot tub heat pump installation can help spa owners heat their water more efficiently than a traditional electric resistance heater.Instead of relying solely on electricity to generate heat, an air-source heat pump transfers energy from the surrounding air into the water.Under suitable operating conditions, a heat pump can deliver more heat energy than the electrical energy it consumes.

A correctly selected hot tub heat pump installation can reduce the electricity required for water heating and potentially lower your running costs.Actual savings depend on the heat pump model, outdoor temperature, spa insulation, water volume, electricity tariff and how frequently you use your spa.RL Spa can assess your installation and recommend a suitable heating system for your requirements.

Professional Installation by RL Spa

RL Spa provides professional hot tub heat pump installation for domestic hot tubs, swim spas, holiday park spas and commercial spa facilities.We assess the existing filtration system, pipework, electrical requirements and installation location before recommending an appropriate heat pump.Installation may include bypass kit integration and suitable pipework modifications, depending on the equipment and site requirements.

Whether you own a private hot tub at home or operate multiple hot tubs at a holiday park, our hot tub heat pump installation service can help improve heating efficiency and manage electricity consumption.Heating speed and performance depend on the selected system, outdoor conditions and spa setup.Contact RL Spa for tailored advice and a quotation for your installation.