The Quattro S fiberglass hot tub is designed for those who want premium comfort, modern functionality, and a clean, elegant outdoor look. Made with a durable multilayer fiberglass bowl and finished with natural 18 mm thermowood paneling, this hot tub combines long-lasting quality with a warm and timeless appearance.

Thanks to its ergonomic shape, four comfortable headrests, and smart hidden technical solutions, the Quattro S is ideal for relaxing alone, enjoying time with family, or creating a private spa experience in your garden or terrace.

Why Choose Quattro S?

Energy Efficiency
Up to 83% lower operating costs with advanced thermodynamic engineering. Save hundreds annually.
Premium Materials
18 mm Thermowood exterior with reinforced fiberglass interior. Built to last decades with minimal maintenance.
Minimalist Design
Compact footprint that enhances rather than dominates your outdoor space.

Basic Set Includes:

Fiberglass bath planked with 18 mm thermowood
4 headrests
Waterproof plywood flooring
Central drain

Technical specifications:


Model	Quattro S
Size	170 × 145 cm
Capacity	4 persons
Volume	800 l
Weight	150 kg
Height	1.1 m
Depth	0.98 m
Height of seats	300 mm
Width of seats	410 mm
Thermowood outside thickness	18 mm
Fiberglass thickness	5 mm
Waterproof plywood flooring	9 mm

Ergonomic Bowl and Anatomical Comfort

The anatomical bowl is made from high-quality multilayer fiberglass with a thickness of 5 mm. Its shape follows the natural contours of the body, offering excellent sitting comfort and support during use.

Four soft built-in headrests provide comfortable support for the head and neck, making the hot tub perfect for longer and deeper relaxation sessions.

Hidden Aesthetics and Smart Technical Design

All technical components are neatly hidden behind the natural thermowood paneling, keeping the outside of the hot tub clean, stylish, and minimalistic. The 18 mm thermowood finish gives the Quattro S a premium look while protecting the structure and blending beautifully into outdoor spaces.

Premium Outdoor Relaxation

Designed with premium materials, superior ergonomics, and advanced engineering, the Quattro S is made to become one of the most popular hot tubs of the season. Its combination of comfort, hidden technology, and stylish thermowood finishing makes it a strong choice for anyone looking for a durable and beautiful outdoor spa solution.

Depending on the selected configuration, the hidden technical area can include:

Integrated water filtration system
Additional 2 kW electric heating element
4-seat hydromassage system with 16 jets
Relaxing air massage
Multicolor LED lighting

Heating and Cooling Options

The Quattro S can be combined with different heating and cooling solutions depending on how you want to use your hot tub.

For year-round use, you can connect it with an Ice Bath Chiller Cooling/Heating unit, which allows you to cool the water for ice bath use or heat it for comfortable bathing.

For traditional wood-fired heating, the Quattro S can be paired with a powerful 35 kW stainless steel outside stove or a lightweight and efficient 27 kW aluminium outside stove. These outside stoves are practical options for fast heating and an authentic outdoor hot tub experience.

Specification	Quattro S + 7 kW Chiller	Jacuzzi 800 L + 3 kW Heater	Hot Tub 1800 L + 7 kW Chiller
Heating time (15°C to 35°C)	~4 hours	~9 hours	~9 hours
Energy consumption	5 kWh	30 kWh	12 kWh
Max electrical power output	1.5 kW	3.5 kW	1.5 kW
Water cooling capability	Yes	No	No

PREMIUM FEATURES

Hidden Engine Technology with Premium Features

Transform the Quattro S into your perfect wellness retreat with a selection of premium optional features. Depending on your preferences, the tub can be equipped with a 2 kW integrated heater, advanced filtration system, hydromassage jets, air massage functionality, ambient LED lighting, and ergonomic headrests for an elevated bathing experience.

The innovative hidden engine design keeps all equipment seamlessly integrated within the structure, maintaining a sleek, minimalist appearance free from external machinery and bulky plastic enclosures.

This flexible configuration approach allows homeowners, glamping operators, and hospitality businesses to create a hot tub that perfectly matches their comfort expectations, budget, and operational needs.

Nordic Minimalism Designed to Disappear into Nature

The Quattro S hot tub embodies authentic Nordic design principles that blend seamlessly with outdoor landscapes rather than imposing on them. Its compact footprint of just 170×145 cm houses premium materials including 18mm thermowood exterior, reinforced 5mm fiberglass interior, and a waterproof plywood base that ensures durability without compromising aesthetic purity.

This innovative square design maximizes seating capacity for four persons while minimizing visual impact, allowing the natural beauty of your surroundings to remain the focal point. With sleek, minimalist aesthetics and premium craftsmanship, the Quattro S transforms any outdoor space into a sophisticated wellness sanctuary that respects and enhances its environment.

Ultimate Energy Efficiency for Modern Wellness

The Quattro S hot tub redefines sustainable luxury with industry-leading energy efficiency that reduces operating costs by up to 83% compared to standard models. Powered by advanced thermodynamic engineering, this premium hot tub heats water from 15°C to 35°C in under one hour, delivering rapid readiness without excessive energy consumption.

When paired with the optional 7kW heat pump, the system consumes just 5 kWh per session versus 30 kWh for conventional alternatives, making it the perfect choice for eco-conscious hospitality partners and homeowners seeking long-term savings. This unmatched electrical efficiency translates to exceptional ROI and lower operating costs, whether you’re running a luxury glamping site or private wellness retreat