Above-ground hot tub ONYX OKA4
square5-personstainless steel

above-ground hot tub
above-ground hot tub
above-ground hot tub
above-ground hot tub
above-ground hot tub
above-ground hot tub
above-ground hot tub
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stainless steel
outdoor, indoor
Technical characteristics
with integrated LED lighting

200 cm (78.7 in)


200 cm (78.7 in)


93 cm (37 in)

Empty weight

573 lb (260 kg)


1,000 l (264 gal)


With 3 seated and 2 lounged places, the Onyx offers a wide choice of personalisation to your spa. Which ever your preference to enjoy this hot tub 65 nozzles massage, these have been strategically positioned to offer a moment of absolute relaxation. Add to this LED lighting, a backlighting system, a waterfall and quality sound system to set the mood for moment that you are about to share with close ones. The clean lines of the OKA by renowned architect Ondrej Kamenicky as well as the wide choice of laminate cabinets will add a modern touch to any wellness space. The spa is supplied with an insulated cover for protection when not in use. Lucite® ABS/PMMA acrylic inner lining Stainless steel CMP® jets Fundermax® high density pannels Balboa® SPA Touch control panel Edgy design LED lighting, jets & tub In a hot tub where the high temperature of the water is conducive to the development of microorganisms, efficient and quality treatment is essential. This is why we equip our spas with an in-depth double and all-natural water disinfection system that respects your skin. This limits the use of chemicals. The ozonizer purifies the water by converting oxygen into ozone, which oxidizes polluting elements and eliminates bacteria, viruses and algae to reduce bad odors and lime formation. A UV lamp that ensures the water clearness by destroying microorganisms, bacteria and algae. Holl's spa tubs are manufactured using an exclusive process that gives them exceptional durability and reliability, combining the strength of ABS with the strength of acrylic.


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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.