D & D Heating and Cooling Inc.

D & D Heating and Cooling Inc. For over 50 years, we have been providing quality heating and cooling services in Lehigh Valley, PA and the surrounding areas.

When you call D&D Heating & Cooling, you're getting a service visit backed by the expertise of our NATE-certified techni...
09/03/2026

When you call D&D Heating & Cooling, you're getting a service visit backed by the expertise of our NATE-certified technicians.

Most homeowners aren't worried about airflow, static pressure, refrigerant levels, or electrical diagnostics. They're worried about having a system they can rely on.

Every service call is an opportunity to put that knowledge and experience to work.

Call (610) 965-0990 to schedule your HVAC service.

There are days when September weather can't seem to make up its mind.A sweatshirt in the morning can turn into shorts by...
09/01/2026

There are days when September weather can't seem to make up its mind.

A sweatshirt in the morning can turn into shorts by the afternoon.

Your HVAC system is there to help keep the temperature inside your home consistent, while the weather outside does just the opposite.

Changing temperatures don't have to mean changing your comfort. Call (610) 965-0990 if your system isn't keeping up.

Before you turn the calendar to September, turn your attention to your air filter.A clean filter helps your HVAC system ...
08/31/2026

Before you turn the calendar to September, turn your attention to your air filter.

A clean filter helps your HVAC system move air more efficiently. It only takes a minute to check, and replacing it when it's dirty is one of the easiest things you can do for your system.

We recommend checking your filter every 30 days and replacing it every 90 days, or sooner as needed.

Call (610) 965-0990 to schedule your HVAC service.

Some home upgrades don't come with a lot of fanfare, even if you use them every day.Your thermostat is something you'll ...
08/27/2026

Some home upgrades don't come with a lot of fanfare, even if you use them every day.

Your thermostat is something you'll likely adjust hundreds of times over the course of a year. Newer models offer features like touchscreen controls, app connectivity, and more precise temperature control, making those everyday interactions simpler.

Thinking about upgrading your thermostat? Call us at (610) 965-0990.

Conditioned air doesn't simply appear in each room of your home.After it's heated or cooled, it travels through your duc...
08/25/2026

Conditioned air doesn't simply appear in each room of your home.

After it's heated or cooled, it travels through your ductwork before reaching the vents throughout your home.

When airflow is restricted, your HVAC system may have to work harder to move that conditioned air. That can contribute to uneven comfort and higher energy costs over time.

Experiencing uneven comfort in your home? Call us at (610) 965-0990.

Summer puts your air conditioner to work in more ways than one.While it's running, your system is continuously removing ...
08/24/2026

Summer puts your air conditioner to work in more ways than one.

While it's running, your system is continuously removing moisture from the air. That moisture drains away through a condensate drain line.

When the drain line can't do its job properly, water can end up where it shouldn't.

Noticing water around your indoor HVAC equipment? Call us at (610) 965-0990.

When someone's air conditioning goes out in the middle of summer, getting their comfort back can't wait.Thank you, Chris...
08/20/2026

When someone's air conditioning goes out in the middle of summer, getting their comfort back can't wait.

Thank you, Chris, for trusting our team and for sharing your experience.

The obvious changes are easy to spot. Others take time to notice.When your air conditioner won't turn on or stops coolin...
08/18/2026

The obvious changes are easy to spot. Others take time to notice.

When your air conditioner won't turn on or stops cooling altogether, you know something's wrong. But when cooling takes a little longer, humidity becomes more noticeable, or your home just feels off, it can be a little while before you connect the dots.

A running system and a comfortable home aren't always the same thing.

Let's make sure yours is running well. Call (610) 965-0990.

Dust settling on a surface you just cleaned may be telling you something.A noticeable increase in dust isn't always abou...
08/17/2026

Dust settling on a surface you just cleaned may be telling you something.

A noticeable increase in dust isn't always about your cleaning routine. It can be a sign that something has changed with your home's airflow, filtration, or indoor air quality.

Sometimes, the dust isn't the issue. It's the clue.

Let's get to the bottom of it. Call (610) 965-0990.

There's no such thing as "too late in the season" when it comes to HVAC maintenance.Plenty of warm days are still ahead,...
08/13/2026

There's no such thing as "too late in the season" when it comes to HVAC maintenance.

Plenty of warm days are still ahead, and your air conditioner still has work to do.

Set your air conditioner up to finish the season strong. Call (610) 965-0990 to schedule your maintenance visit.

Address

200 E Penn Avenue
Alburtis, PA
18011

Opening Hours

Monday 7:30am - 4pm
Tuesday 7:30am - 4pm
Wednesday 7:30am - 4pm
Thursday 7:30am - 4pm
Friday 7:30am - 4pm

Telephone

+16109650990

Website

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