Blog

Rheem outdoor heat pump unit installed on a concrete pad beside a residential home, featuring the M&R Air Conditioning logo.

Heat Pump Not Cooling in Florida? What It Means and When to Call for Repair

A heat pump usually stops cooling because of a wrong thermostat setting, a dirty air filter, a clogged condensate drain, a tripped circuit breaker, a refrigerant leak, or ...
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HVAC technician working on an outdoor AC unit, illustrating AC unit maintenance.

AC Unit Maintenance Cost in Pinellas County: What You Pay and What It Covers

AC unit maintenance at M&R Air Conditioning costs $99 per visit on our twice-yearly schedule, or $129 for a single annual visit (we're currently running a $99 special). ...
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Cool

Thermostat Set to Cool But AC Not Turning On? Here’s How to Fix It

Your thermostat displaying "Cool" tells you what the thermostat is asking for. Whether the rest of your system received that request is a separate question. Between that digital ...
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Ductless mini-split AC unit installation guide with cost breakdown for Pinellas County homeowners.

Mini-Split Installation Cost in 2026: What Pinellas County Homeowners Actually Pay

Mini-split installation costs run roughly $2,000 to $15,000 installed, based on published national averages for 2026. A single-zone system for one room lands between $2,000 and $5,500. A ...
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AC technician inspecting a leaking air conditioner drain line for a clogged Florida home.

AC Leaking Water? How We Clear a Clogged Florida Drain Line

Water pooling on the floor or a fresh stain spreading across your ceiling means your AC condensate system has stopped draining. Turn your thermostat to Off immediately, because ...
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Commercial rooftop HVAC unit installation showing large packaged air conditioning system on a building roof, used for commercial cooling, ventilation, and climate control efficiency.

Commercial HVAC Maintenance Pricing for Pinellas County Businesses in 2026

Commercial HVAC maintenance pricing for Pinellas County buildings typically averages $0.14 to $0.22 per square foot per year. A 12,000-square-foot office lands around $1,700 to $2,600 annually, while ...
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How can a ductless mini-split improve indoor air quality in Florida homes?

Ductless Mini Split: Boost Florida Home Air Quality

How Do You Keep a Florida Home Comfortable When the Air Itself Seems to Work Against You? Sticky humidity, mold spores, musty rooms, seasonal allergies, and rising energy ...
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Exposed HVAC ductwork installation in attic framing with new flexible and insulated ducts running through wooden joists during residential construction or remodel.

Ductwork Replacement in Florida: Signs, Costs & What to Expect

Why Can Ductwork Replacement in Florida Cost So Much More Than Homeowners Expect? If some rooms never cool down, your energy bills keep climbing, or your attic ducts ...
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M&R Air Conditioning technician repairing outdoor Rheem AC unit for local air conditioner service and maintenance.

How Much Does AC Repair Cost? Common Repairs & Price Ranges for Florida Homeowners

When the Florida heat pushes your indoor temperature into the sweltering zone, the sudden panic of a failing system is quickly followed by anxiety over how much the ...
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Ready for Professional AC Installation in St. Petersburg?

Your Comfort is Our Mission.

If you’re ready for a new cooling system—or just want to explore your options—we’re here to help. M&R Air Conditioning serves homeowners and small businesses throughout St. Petersburg, Pinellas County, and the greater Tampa Bay area with honest recommendations, quality workmanship, and the kind of service you’d expect from a family-owned company.