Licensed Maryland HVACR contractor · 41 years in Montgomery County 24/7 emergency service
Poteete HVAC · since 1985

Montgomery County, Maryland

HVAC Services in Maryland

Heating, cooling, water heating and whole-system work. Every service page covers the process, what moves the price, and the Maryland code, permitting and rebate detail that applies to it.

Why the split

Heating and cooling are two different jobs on one machine.

Maryland runs roughly 4,000 heating degree-days against 1,200 cooling degree-days a year, with genuinely humid summers and cold snaps that reach the mid teens. A system here has to hold a house at 70 in a February morning and pull moisture out of the air on a July afternoon, and the equipment decisions that serve one of those jobs well are not automatically the ones that serve the other.

That is why the site is organised the way the equipment is: ember for heating, ice for cooling, with water heating and whole-system work between them. Pick the job you have.

The Maryland comfort year A radial chart of monthly heating and cooling degree-days for the Washington–Maryland area. Heating demand peaks from December through February and cooling demand peaks in July and August, with short shoulder seasons in between. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 4,000 HDD 1,200 CDD
Montgomery County runs roughly 4,000 heating degree-days against 1,200 cooling degree-days a year. Ember bars read outward for heating demand, ice bars inward for cooling. Equipment here has to be genuinely good at both — which is why we size on measured load rather than on a rule of thumb.

Talk to a technician

Tell us what the house is doing.

Describe the problem and we will tell you what it usually means, what it typically costs to diagnose, and when we can be there. No obligation, no scripted sales call.

Call (301) 555-0182 Request a quote

Mon–Fri 7:00am–6:00pm · Saturday 8:00am–2:00pm · 24/7 emergency service