Frederick, MD Air Conditioning, Heating and Plumbing Services

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Frederick, MD Air Conditioning, Heating and Plumbing Services

Supreme Air provides Air Conditioning, Heating and Plumbing Services, Repair, Installation, Maintenance, and Tune Up in Frederick, MD and surrounding areas.

Check out what some of our customers are saying about Supreme Air.

Local Reviews
for Frederick, MD

Supreme Air Rated 5.0 out of 5 stars based on 5 customer reviews

Map of Frederick, MD

Youssef does a great job




Review of Supreme Air

Professional, friendly, knowledgeable, honest, efficient, and pleasant...These words describe Youssef's customer care and his care of my geothermal system.


Map of Frederick, MD

Great service,called when on their way.Showed up on time




Review of Supreme Air

I really like the service technician. He has been here several times and is very knowledgeable and great with explaining things


Response from Supreme Air:

Thank you Libby for your feedback. We really like Yonas too, he takes such great care of our customers, addressing all of their concerns and ensuring they are satisfied with the service he has provided. We also do our best to show our customers that we value their time which is why we make it a priority to keep our appointments as promised. We're so glad we provided you this great service and we're looking forward to sending Yonas to you again for our next visit. Have a supreme day!


Map of Frederick, MD

Great Service




Review of Supreme Air

Supreme Air has always been very attentive to my concerns. Always receive same day servicing at my convenience. Daniel was very professional and explained in detail the reason for the malfunction of our unit.


Map of Frederick, MD

Consistent care




Review of Supreme Air

Youssef has been coming to my home to do the maintenance on my geothermal system for years. He remembers my issues, and he knows my system. He has done a wonderful job. I am very satisfied.


Map of Frederick, MD

Professional Service




Review of Supreme Air


Youssef  D.

Youssef D.

On arrival set units to call for cooling measured supply and return air temp measured voltage and amps inspected electrical connections inspected drain and cleaned it,checked coils,caps,Contactors,water pressure.units are operating normal

Near Running Springs Ct, Frederick, MD 21703
Youssef  D.

Youssef D.

On arrival set thermostat to call for cooling. Measured return temperature, supply temperature, amps, and voltage. Measured EWP,LWP,EWT,and LWT. Inspected electrical connections, contactor, replaced filter provided by customer, evaporator coil is clean, blower wheel is clean, cleaned condensate drain line and condensate drain pan. System is operating normal at this time.

Near Hunters Chase Ct, Frederick, MD 21702
Yonas M.

Yonas M.

Spring Pm On 04/17/19 On arrival set unit to call for cooling measured supply and return air temp measured voltage and amps inspected electrical connections checked drain and cleaned checked filters and replaced also EWP and LWP it was low I was pump it up to 65/60 psi checked capacitor for compressor checked all other electrical connections unit tested unit operating normal at this time.highly recommended duct cleaning also Uv lights installation. Also customer pay $250 for service renewal customer she will send the balance of $49 On mail collected $250 on check #3955

Near Westham Ct, Frederick, MD 21702
Yonas M.

Yonas M.

Geo water furnace spring Pm Frederick Md

Near Tuscarora Dr, Frederick, MD 21702
Frederick, MD - Geo water furnace spring Pm  Frederick Md
Youssef  D.

Youssef D.

On arrival set unit to call for cooling measured supply and return air temp measured voltage and amps inspected electrical connections inspected drain and cleaned it,video inspected coil,checked caps,Contactor .found outdoor coil dirty but custmer preferred to clean it himself.unit operating normal

Near Kingston Pl, Frederick, MD 21701
Daniel M.

Daniel M.

Replaced flame sensing rod and checked operations . Costumer signed up for membership before I arrived . Gave her discounted price .

Near Kingston Pl, Frederick, MD 21701
Christopher A.

Christopher A.

Customer called Donna and said the heat started working again. Despite being urged to have me come to check it out, the customer canceled the service call.

Near Kingston Pl, Frederick, MD 21701
Yonas M.

Yonas M.

Fall pm on 02/18/10 On arrival set unit to call for heat measured supply and return air temp measured voltage and amps inspected electrical connections checked drain and cleaned checked filter and replaced checked EWP and LWP is good unit operating normal at this time.

Near Bethel Rd, Frederick, MD 21702
Yonas M.

Yonas M.

GEO water furnace fall pm Frederick Md

Near Bethel Rd, Frederick, MD 21702
Frederick, MD - GEO water furnace fall pm Frederick Md
Youssef  D.

Youssef D.

When arriving we checked thermostat was calling for heat, we inspected cantactor, thermostat connections, LWP,EWP,EWT,LWT. Everything was working normal.

Near Running Springs Ct, Frederick, MD 21703
Yonas M.

Yonas M.

Fall pm on 12/28/18 On arrival set unit to call for heat measured supply and return air temp measured voltage and amps inspected electrical connections checked drain and cleaned checked filter recommended air filter need to be replaced on time also recommended to install UV Lights.customer asked me to clean the Humidifier I gave quote for customer accepted cleaned checked electrical connections checked voltage and amps changed the Humidifier pads unit operating normal at this time.collect $156 CC

Near Kingston Pl, Frederick, MD 21701
Yonas M.

Yonas M.

Goodman gas furnace fall pm Frederick Md

Near Kingston Pl, Frederick, MD 21701
Frederick, MD - Goodman gas furnace fall pm Frederick Md
Yonas M.

Yonas M.

Wayne water furnace fall pm Frederick Md

Near Westham Ct, Frederick, MD 21702
Yonas M.

Yonas M.

Fall pm Wayne water furnace Frederick Md

Near Noble Manor Ln, Frederick, MD 21702
Frederick, MD - Fall pm Wayne water furnace Frederick Md
Yonas M.

Yonas M.

Wayne water furnace service Frederick Md.

Near Bethel Rd, Frederick, MD 21702