All Weather Tech, Inc is a Heating, Ventilation, Air Conditioning and Sheet Metal Contractor serving home owners and contractors in Lewistown and the surrounding area since 2002.

We are an authorized Trane dealer, plus we provide service and repair on all major brands. We offer commercial and residential HVAC installation, custom built duct work designed for quiet and efficient forced air systems, along with maintenance and repair services including after-hours emergency repairs.

We service and install forced air, air conditioning, hot water heat and geothermal systems. We love Central Montana and we take pride in keeping our customers warm in the winter and cool in the summer! Give us a call for all your HVAC installation, service and repair needs.”

Why do we stand out? We provide…
Quality heating and cooling systems designed for quiet, comfortable, and efficient operation.
Competent service and repair here to serve Central Montana.

Furnace service and repair
Air conditioner repair
Boiler service and repair
HVAC maintenance and repair
Furnace installation
Air conditioner installation
Geothermal installation and repair
Boiler installation
Fresh air ventilation
New construction heat system design & installation