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SB645-L 5-Person Hot Tub
£5,499.00
The SB645-L offers a luxurious spa experience for five, with a full-body lounger, four upright seats, 28 hydro massage jets, R10 insulation and soothing RGB LED lighting.
- Product Description
- Specifications
Comfort, Performance & Versatility
The SB645-L is designed for ultimate versatility. Its five-seat layout, including a full-body lounger, is perfect for solo relaxation, couples’ evenings, or small social gatherings.
Powered by a 3hp pump, its 28 hydro massage jets, including foot jets, deliver targeted relief to tired muscles, promoting relaxation, recovery and overall wellbeing.
Built from genuine Aristech premium acrylic, the SB645-L resists fading, peeling and wear, maintaining a sleek, long-lasting finish. Integrated RGB LED chromotherapy lighting, including water-level LEDs and a large underwater light, creates a calming ambience that improves every soak.
The award-winning R10 insulation system retains heat efficiently, lowering running costs while providing energy savings without compromising performance. Optional features like WiFi, Bluetooth audio and a speaker system allow you to customise your experience, while the waterproof Balboa TP500S touchscreen lets you adjust jets, temperature and lighting effortlessly.
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Technical Specification
| Specification | Details |
|---|---|
| Dimensions | 2120 x 2120 x 910 mm |
| Seating Layout | 5 Seats |
| Seating Capacity | 5 Person |
| HSG282 Compliant | Yes - As a 4-Seater |
| Power Supply | 13 / 20 Amp |
| Heater | 2 kW |
| Hydro Massage Pumps | 1 x 3hp |
| Hydro Massage Jets | 28 |
| Filtration Pump | 1x 0.35hp High Flow Filtration Pump |
| Sanitiser System | 1x 50mg Ozonator Venturi |
| Filtration System | 2x High Efficiency Filters |
| Insulation System | R10 Side Panel & Base Insulation |
| Control Pack | Balboa BP200 |
| Control Panel | Balboa TP500S |
| Lighting | RGB LED Waterlevel Lights RGB LED Large Underwater Light |
| WiFi | Optional |
| Bluetooth Audio | Optional |
| Speaker System | Optional |
Nationwide delivery and professional installation service
Our certified engineers deliver and install hot tubs safely across the UK, including full electrical connections.
Original R10 Insulation System
Award-winning R10 insulation keeps water warmer for longer if you choose to turn off the bubbles, improving energy efficiency and lowering running costs without compromising comfort.
Lounger & Four Upright Seats
Versatile seating for five, including a full-body lounger, makes this spa perfect for solo unwinding, romantic evenings, or small group socialising.
Chromotherapy RGB LED Lighting
Water-level and underwater RGB LED lights create a relaxing, immersive atmosphere. Adjust colours to suit your mood, reduce stress andupgrade your spa experience.
Balboa TP500S Touchscreen Control
Waterproof and intuitive, the Balboa TP500S touchscreen allows effortless adjustment of temperature, jets and lighting for complete control at your fingertips.
High Flow Filtration Pump
Two 0.35hp high flow filtration pumps provide fast, efficient water circulation, keeping your spa clean, fresh and ready to enjoy at all times.
Loved by customers across the UK
Don't just take our word for it, here's what our customers say.
ContactGreat service from start to finish. David in the Cardiff shop was very helpful and not pushy at all — can't recommend enough. The delivery team were brilliant, friendly and...
Verified Customer
Bought a hot tub from Jeff a few years ago and it's been brilliant ever since. They always provide great aftercare and answer any questions I have. I'd recommend them...
Verified Customer
Clarice at Newbury helped us choose the right hot tub. She was professional, friendly and answered every question we needed. We'd definitely recommend Hot Tub Stores UK to anyone looking...
Verified Customer
Nibh scelerisque morbi euismod dis. Consequat faucibus sed massa tincidunt ac id. Hendrerit lectus arcu vel et nisi. Ipsum viverra curabitur convallis a ac dictum viverra sollicitudin. Ullamcorper semper iaculis.
Mel Maggs
Nibh scelerisque morbi euismod dis. Consequat faucibus sed massa tincidunt ac id. Hendrerit lectus arcu vel et nisi. Ipsum viverra curabitur convallis a ac dictum viverra sollicitudin. Ullamcorper semper iaculis.
Louise Stone
What a fantastic experience finding our very first hot tub. Jeff went above and beyond to find the right tub for us and even delivered it in time for my...
Verified Customer
Great service from start to finish. David in the Cardiff shop was very helpful and not pushy at all — can’t recommend enough. The delivery team were brilliant, friendly and knowledgeable throughout.
Verified Customer
Bought a hot tub from Jeff a few years ago and it’s been brilliant ever since. They always provide great aftercare and answer any questions I have. I’d recommend them to all my family and friends.
Verified Customer
Clarice at Newbury helped us choose the right hot tub. She was professional, friendly and answered every question we needed. We’d definitely recommend Hot Tub Stores UK to anyone looking to buy.
Verified Customer
Nibh scelerisque morbi euismod dis. Consequat faucibus sed massa tincidunt ac id. Hendrerit lectus arcu vel et nisi. Ipsum viverra curabitur convallis a ac dictum viverra sollicitudin. Ullamcorper semper iaculis.
Mel Maggs
Nibh scelerisque morbi euismod dis. Consequat faucibus sed massa tincidunt ac id. Hendrerit lectus arcu vel et nisi. Ipsum viverra curabitur convallis a ac dictum viverra sollicitudin. Ullamcorper semper iaculis.
Louise Stone
What a fantastic experience finding our very first hot tub. Jeff went above and beyond to find the right tub for us and even delivered it in time for my birthday. Couldn’t be happier.”
Verified Customer
Frequently Asked Questions
Find out moreWe recommend booking to ensure a personalised consultation with our friendly team, giving you guidance on the perfect hot tub for your home, number of people, and lifestyle.
Running costs depend on spa size and usage. The insulation systems used with our hot tubs help keep daily running costs low, so you can enjoy a haven of relaxation without worrying about bills.
In most cases, hot tubs don’t require planning permission. Our team can advise if your outdoor space has any restrictions.
All our hot tubs come with manufacturer-backed warranties, giving you peace of mind and protection for your investment, showcasing our confidence in the long lifespan of your hot tub.
Regular cleaning, water chemistry testing and general ongoing maintenance are recommended to maintain hot tub health.
