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Tankless vs. Traditional Water Heaters in Tucson’s Hard Water

Hot water from a showerhead

Tankless vs. Traditional Water Heaters in Tucson’s Hard Water

Choosing between a tankless and traditional water heater involves more than comparing equipment features. For Tucson homeowners, water quality should...
Tucson checklist for restarting your AC

Returning to Your Green Valley Home After Months Away: What to Check Before You Turn the AC Back On

Returning to your Green Valley home after several months away can be exciting, especially when you are ready to settle...
Outdoor heat pump system

Heat Pump vs. Traditional HVAC in Arizona’s Climate: Which Is Better For Your Home?

For many Arizona homeowners, a heat pump can be a smart, efficient choice because it provides both cooling and heating...
Outdoor HVAC condenser unit with service gauges attached during air conditioning maintenance beside a residential home.

How Does Central Air Conditioning Work?

Your air conditioner keeps your home safe and comfortable during the hot Tucson summers. While it might seem like a...
HVAC tech replacing filters as part of heating maintenance.

How Are Indoor Air Quality and HVAC Related?

HVAC stands for heating, ventilation and air conditioning, but these systems can also greatly impact your indoor air quality. As...
D&H logo with blue and red letters and the text 'Air Conditioning, Heating, & Plumbing'

Everyday Things That Decrease Your AC Efficiency

There may be times when your cooling system in Tuscon, AZ, is running just fine, but you feel like you...
D&H logo with blue and red letters and the text 'Air Conditioning, Heating, & Plumbing'

A Beginner’s Guide to HVAC

If you ever wanted to learn about the basics of HVAC, this is your chance. HVAC stands for heating, ventilation,...
D&H logo with blue and red letters and the text 'Air Conditioning, Heating, & Plumbing'

NEW TRAINING FACILITY FOR A/C TECHNICIANS

TUCSON HVAC CONTRACTOR STARTS 2018 WITH A BANG PURCHASING NEW FACILITY D&H Air Conditioning started 2018 with a big bang:...
D&H logo with blue and red letters and the text 'Air Conditioning, Heating, & Plumbing'

Which HVAC Brands to Select?

D&H to open state-of-the-art HVAC Training Center: Why it Matters to Homeowners D&H’s owner, Brett Wright, was on the “Morning...
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Smiling man in a red polo shirt hugging a black and tan German Shepherd wearing a blue bandana with D&H.