Expert HVAC
Services

From emergency furnace repair at 2am to full geothermal system installations β€” Stratz Heating & Cooling has been doing it right for Big Rapids homeowners since 1970.

🚨 Emergency Line

(231) 796-3717

Answered 24/7 β€” never goes to voicemail

What We Do

Our HVAC Services
For Every Season & Situation

Click any service to learn more β€” or call us and we’ll help you figure out exactly what you need.

Commercial HVAC

Keep your business comfortable, efficient, and operational with professional commercial HVAC services.

Commercial Services

Extended Warranties

Protect your HVAC investment long after the manufacturer warranty expires.

Heating & Cooling Protection Plans

Service Agreements

Protect your heating and cooling investment with a professional service agreement.

HVAC Maintenance

Preventive Maintenance

Regular HVAC maintenance helps prevent unexpected breakdowns, improve energy efficiency.

Maintenance Services

Indoor Air Quality Specialists

The air inside your home can contain dust, allergens, pet dander, mold spores, and other pollutants.

Indoor Air Quality

Upgrade or Replacement

When repairs become frequent and energy bills continue to rise.

HVAC Replacement

New Installation

Whether you're replacing outdated equipment or installing a system in a newly constructed home.

HVAC Installation

Repair Service

Damaged or disconnected air ducts can reduce airflow, increase energy bills.

HVAC Services

Air Duct Sealing

Leaky air ducts force your HVAC system to work harder, waste energy, and leave rooms uncomfortable.

Indoor Air Quality

Furnace Repair

No heat? Our technicians diagnose and repair all brands fast β€” including 24/7 emergency calls.

Heating

Why Choose Stratz

Every Service Backed by 55 Years ofMichigan Trust

No matter which service you need, you get the same commitment: licensed technicians, honest pricing, and work that’s guaranteed. That’s been our standard since the day we opened in 1970.

24/7 Emergency Response

Real technicians answer emergency calls any time β€” nights, weekends, and holidays.

Trane Comfort Specialist

The highest dealer designation β€” factory-authorized for installations and repairs with full warranty protection.

Upfront, Written Quotes

You approve the price before we start. No surprises, no added fees at the end of the job.

All Work Guaranteed

Every repair and installation is backed by our workmanship guarantee. We make it right β€” period.

πŸ’³ 0% Interest Options Available

Don't Let Cost
Stop Your Comfort

New system or unexpected repair β€” we offer flexible financing so you never have to wait for a warm home. Fast approval, low monthly payments, no prepayment penalties.
Ready to Experience the Stratz Difference?

Let’s Get Your
HOME Comfortable

Whether you need emergency service at midnight or want to schedule a seasonal tune-up, our team is ready. Call now or request service online.