furnaces, boilers, rooftop units


Piping, 24 hour service, new construction

Air Conditioning

replacements & new systems, duct work


Trenching, septic tanks, drain fields, broken underground water lines

Trenchless Sewers

Don't destroy your landscape. Call us today!

Drain Opening

Water jetting, router services, line replacement

Heating, Cooling, Plumbing, & Excavation Solutions in Billings, Montana and the Greater Area

As a people, we will never return to the days before we had plumbing; never return to the days before we had air conditioning, or modern heating techniques. That’s where we come in.

Whether you’re a homeowner, contractor, or business owner, let our experts handle your complex and technical issues of heating, air conditioning, plumbing, ventilation or excavation. We guarantee service within 24 hours!

Give us a call today! 406-245-1221

Drain Opening

If your sewer is backing up or your drain is flowing slowly, call ProTech Mechanical today!

Heating and Air Conditioning Services

Whether you need a simple furnace repair or an air conditioner overhaul, we offer 24 hr. service on air conditioning and heating services - guaranteed!

Plumbing Services

Including trenchless sewers and replacement, cistern installation or replacement, septic tank pumping and drain field installations, drain opening and Presby Waste water system installations.

  • Pro Tech MT

    1110 Central Avenue
    Billings, MT 59102


    Call Us
    Primary Phone Number: 406-245-1221

    Mon: 8:00AM-5:00PM
    Tue: 8:00AM-5:00PM
    Wed: 8:00AM-5:00PM
    Thu: 8:00AM-5:00PM
    Fri: 8:00AM-5:00PM
    Sat: Closed
    Sun: Closed