Carbon Smart Finnish Sauna Room | 6' x 6'

The Finnish Sauna Builders Carbon Smart™ 6' × 6' × 8' Indoor Sauna Room Kit introduces the 6-foot-wide series with a perfectly proportioned square format — 36 square feet of interior space arranged symmetrically, with bench seating on opposing walls that creates a naturally balanced sauna room equally welcoming for solo sessions, couples, or a small family gathering. The 6' × 6' is the configuration that maximizes the sense of genuine room rather than enclosure, bringing an openness to the home sauna experience that the narrower formats cannot replicate.

Compatible with Harvia's 8KW range and available in Thermo Poplar or Western Red Cedar, the 6' × 6' Carbon Smart™ kit is where the collection's design flexibility truly begins to shine — a square room that pairs naturally with symmetric bench arrangements, central heater placement, and the kind of interior design attention that transforms a sauna room into a wellness destination. Finnish Sauna Builders' modular system ensures the same precision installation standard at every footprint.

Key Features

• Format: 6' × 6' square — symmetric bench arrangement with genuine room-scale presence
• Heater: Harvia KIP80B, Cilindro PC80, KIP80W WiFi, or Cilindro PC80E WiFi (8KW)
• Wood Options: Thermo Poplar or Western Red Cedar
• Interior Feel: Balanced, open — the first Carbon Smart™ configuration that truly feels like a room
• System: Carbon Smart™ modular kit — Finnish Sauna Builders precision engineering

Specifications

• Dimensions: 6' × 6' × 8' (W × D × H)
• Capacity: 3–4 persons
• Wood: Thermo Poplar or Western Red Cedar
• Heater Range: 8KW
• Investment: From $8,312.00