24-hour ventilation heating and cooling system for the entire building 'Airful Maintenance'

Thorough maintenance support! Our specialized staff will visit your home to conduct a direct inspection!

Our company provides free maintenance for one year from the installation date of the all-day, 24-hour ventilation and heating/cooling system "Airful." Additionally, to ensure you can use Airful for a long time, we offer biannual maintenance for 25,000 yen (including tax) per year. Our specialized staff will visit your home to conduct direct inspections. 【Check Items (Partial)】 ■ Are there any obstructions at the intake and exhaust areas of the indoor and outdoor units? (Visual inspection) ■ Is the voltage good, within ±10% of the product's rated voltage? (Measurement) ■ Is the operation of the drain pump good, and is drainage being carried out reliably? (Operational check) ■ Is there any dirt on the indoor filter? (Visual inspection, cleaning) ■ Is there any gas leakage? (Visual inspection, measurement) *For more details, please feel free to contact us.

Ventilation system