T & V Knaapi
Heating-system installation and maintenance for households and businesses in the Helsinki region
Highlights
- New on EvolcAdded 2026-10-29
About T & V Knaapi
T & V Knaapi installs and services air-to-water and ground-source heat pumps, oil heating systems and Panasonic air-source heat pumps. It also renovates boiler rooms and carries out HVAC work in technical spaces.
The company serves private customers and businesses, providing equipment installation, maintenance, repairs and heating-system assessments.
Founded in 2000, T & V Knaapi is based in Järvenpää and operates from Helsinki and Järvenpää across the Helsinki region. Its services include oil, gas, refrigeration and related electrical installations.
Product: Installation, maintenance and repair of heat pumps and oil heating systems, plus boiler-room renovations and HVAC work.
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