The largest in the Jonas line, built to accommodate up to six people comfortably. With its spacious interior, modern design, and flexible door placement on both sides, Jonas Grand is perfect for families or wellness seekers who want more room to stretch, relax, and share the experience.

Hybrid sauna option combining traditional and infrared heating
Extended Jonas layout for up to 8 people
Large glass front for open interior lighting
Available with or without a shower entrance area
Footprint: 2.785 × 2.16 m
Height: 2.49 m
High-quality wood construction
Optimised bench configuration for group seating
EPDM rubber roofing for long-lasting weather protection
Fully insulated with high-performance PIR insulation panels
Heat-resistant silicone wiring

* Every product is crafted from natural wood, so its final colour and grain may vary slightly from the examples shown.

Included in base package:

External Walls:
Spruce
Shou Sugi Ban/Burnt spruce
Thermo Pine

Exterior colours: Beige, grey, ebony, teak, hazel

Exterior Colour Finish: Finished (factory-treated), Unfinished, Unfinished + Finish provided seprately
Benches: Aspen, black alder, linden, thermo pine

Interior walls: Aspen Narrow, Aspen Wide, Black Alder Narrow, Black Alder Wide

Glass type: Clear
Door Position: Left, Right
Door Type: Standard glass door

ADDITIONAL OPTIONS:

Glass Type:
Clear + 0.00 €
Tinted Bronze + 93.60 €
Black Planibel + 117.00 €
Full Mirror + 187.20 €

Interior Walls:
Spruce Narrow + 0.00 €
Spruce Wide + 0.00 €
Aspen Narrow + 1,053.00 €
Aspen Wide + 1,053.00 €
Black Alder Narrow + 1,053.00 €
Black Alder Wide + 1,053.00 €
Thermo Pine Narrow + 351.00 €
Thermo Pine Wide + 351.00 €
Premium Thermo Aspen Narrow + 1,140.75 €
Premium Thermo Aspen Wide + 1,140.75 €
Premium Wall behind the Backrest:
Square Black + 538.20 €
Royal Black + 538.20 €
Royal Thermo Black + 538.20 €
Hexa S Thermo + 538.20 €
Rhombus 3D Light + 666.90 €

Benches and Backrest wood type:
Aspen + 0.00 €
Black Alder + 0.00 €
Linden + 0.00 €
Thermo Pine + 0.00 €
Premium Thermo Aspen + 351.00 €
Interior Benches model:
Standard (type A) + 0.00 €
L shape (type B) + 0.00 €
Backrest Type:
Standard + 0.00 €
Fire Effect + 210.60 €
Backrest Engraving
Custom quote + 29.25 €
Electric heaters:
Harvia Trendi 8kw (Manual) + 315.90 €
Huum Drop 9kw + 725.40 €
Harvia Spirit XW 9kw with Wi-Fi + 994.50 €
Harvia Cilindro 10.8kw Steel + 1,006.20 €
Harvia Legend 10.8kw Black LCD with Wi-Fi + 1,287.00 €
Huum Hive mini 10.5kw + 1,380.60 €
Safety Railing around the Heater:
Harvia Trendi 8kw (Manual) + 70.20 €
Huum Drop 9kw + 210.60 €
Harvia Spirit XW 9kw with Wi-Fi + 234.00 €
Harvia Cilindro 10.8kw Steel + 351.00 €
Harvia Legend 10.8kw Black LCD with Wi-Fi + 409.50 €
Huum Hive mini 10.5kw + 234.00 €
Wood-Burning Heater (Internal Loading):
Harvia M3 16.5kw + 491.40 €
Harvia Pro 20 24kw + 865.80 €
Harvia Legend 150 16kw + 924.30 €
Huum HIVE Wood 13 + 1,228.50 €
Huum Flow mini 8,5kw + 1,696.50 €
Wood-Burning Heater (External Loading):
Harvia M3 16.5kw (External Loading) + 737.10 €
Harvia Pro 20 24kw (External Loading) + 1,049.49 €
Harvia Legend 150 16kw (External Loading) + 1,184.04 €
Huum Flow mini 8,5kw (External Loading) + 1,989.00 €
Chimney for Wood-Burning Heater:
Harvia Chimney (stainless steel) + 458.64 €
Harvia Chimney (black finish) + 614.25 €
Basic chimney + 335.79 €
Outdoor Lighting:
Outdoor LED + 292.50 €
Outdoor RGB LED + 351.00 €
Indoor Lighting (Under the backrests):
Standard LED + 175.50 €
RGB LED + 292.50 €
Therapy Pulse LED + 327.60 €
Indoor Lighting (Under the benches):
Standard LED + 175.50 €
RGB LED + 292.50 €
Therapy Pulse LED + 327.60 €
Indoor Lighting (Under the backrests and benches):
Standard LED + 292.50 €
RGB LED + 409.50 €
Therapy Pulse LED + 444.60 €
Audio system for the Sauna:
Standard, White + 526.50 €
Modern, White + 889.20 €