HVAC Tips, Guides & Advice for Charleston Homeowners
Practical HVAC Advice for Lowcountry Homes
Looking for clear, useful HVAC advice without the guesswork? The Alexander Heating & Cooling blog is built to help homeowners in Charleston, Mount Pleasant, Daniel Island, Isle of Palms, and surrounding areas understand their systems, avoid common problems, and make better decisions about comfort.
From seasonal maintenance tips to humidity control and ductless system guidance, each post focuses on real-world situations homeowners deal with every day.
Searching...
No articles found
Heat Pump Not Heating? What Charleston Homeowners Should Check Before Calling for Service
When temperatures drop in Charleston, it is common to wonder whether a heat pump is working as it should. A heat pump may deliver air that feels less hot than a furnace while still heating...
Read more
How Coastal Salt Air Affects Outdoor HVAC Equipment on Charleston’s Barrier Islands
Salt air, wind-driven sand, high humidity, and limited outdoor space can place added stress on HVAC equipment in Sullivan’s Island, Isle of Palms, and other coastal Charleston communities. While...
Read more
Why Charleston Homes Feel Humid in Fall Even When the AC Runs Less
Fall weather in Charleston can feel pleasantly mild outdoors while homes still feel damp, sticky, or stale inside. When temperatures drop enough that air conditioning runs less often, the system...
Read more
Repair or Replace? How Charleston Homeowners Can Evaluate an Aging HVAC System
Deciding whether to repair or replace your heating and cooling system depends on more than its age. In Charleston’s hot, humid climate, the right choice comes down to your system’s reliability,...
Read more
Charleston Fall HVAC Checklist: Preparing Your Heat Pump for the First Cold Snap
Early fall is the right time for Charleston-area homeowners to make sure their heating system is ready before the first cold snap arrives. A few safe checks can help you spot comfort issues early,...
Read more
Mini Split Installation for Garages, Additions & Bonus Rooms
Ductless mini split systems are a practical way to add heating and cooling to garages, additions, bonus rooms, and sunrooms without extending ductwork. They provide targeted comfort with flexible...
Read more
Whole-Home Dehumidifier vs Portable Dehumidifier: Which Is Better?
Portable dehumidifiers can help with small, isolated moisture issues, but they often fall short for whole-home humidity problems common in Charleston. Whole-home dehumidifiers are typically the...
Read more
What Size HVAC System Does a Charleston Home Need?
The right HVAC system size for a Charleston home depends on more than square footage. Factors like insulation, ductwork, windows, humidity load, home layout, and the Lowcountry climate all play a...
Read more
reliable service, Real experiences.
What our clients have to say:
+ Reviews
Elizabeth F.
Mike B.
Bek H.
Carol P.
Raul Z.
Kathryn K.
Idee D.
AJ P.
Amanda K.
Vilma Z.
Mark
Marjorie S.
Bruce C.
Rick I.
Brad R.
Jamie G.
Whitney D.
Steve L.
Maccrea F.
David S.
Samantha M.
Cate C.
Marikay D.
Ken H.
Joseph F.
Donna S.
Bryan C.
Christina K.
Gaye C.
Julie B.
Deepak N.
Heather M.
Team J.
Karen H.
Love M.
K D.
Michael S.
Gary S.
Jason M.
Dusty B.
Zack U.
Tommy S.
David L.
Christine C.
Callie S.
Jeremy L.
Georgia G.
Overcash K.
Matt M.
Michael P.
Josh M.
Chris B.
Jennifer P.
Michael M.
Holly C.
Joseph B.
Caitlin M.
Elizabeth B.
Cathy C.
Missyforbes06
Carol W.
David J.
Amy D.
Kevin M.
Scott C.
Patrick E.
Amy
Joe H.
Rebecca C.
Elizabeth K.
Steve M.
Tiffany T.
Patti A.
Matt S.
Doreen M.
Jrslaught3R
Samuel S.
Phillip R.
Mark C.
Melissa F.
Sean B.
Kiersten H.
Kathleen F.
Lindsay H.
Matthew B.
Sarah B.
Laura L.
Bryan S.
KD S.
Ciara K.
Kate N.
Sally S.
Tracey M.
Jennifer H.
0501Janet
David S.
Galaxy G.
Sherrie D.
Dan C.
Jon C.
Alissa A.
Ann M.
Ann M.
Jay T.
Oliver C.
Joe A.
Joseph F.
Wendy P.
Valerie S.
Jamie G.
Meghan R.
Amanda V.
Francine H.
James R.
Cathleen J.
Cody S.
Nancy O.
Erin D.
Rob P.
Diane P.
Jill M.
Ben C.
Andrew T.
Wes J.
Mac M.
Bill B.
Carissa M.
Bill O.
Rebecca A.
Bob S.
Matthew R.
John B.
Arthur G.
Amy M.
RB
Sheryl S.
Natalie F.
Michele D.
Lori M.
Scott B.
Nikki D.
Angela G.
Jennifer L.
Rush H.
Daniel B.
Matthew D.
Gail B.
Traci E.
Adrian H.
Adam S.
Christopher B.
Nicole N.
John C.
Mario R.
Donna C.
Todd H.
Jennifer S.
Erica P.
Jeannette C.
Albert B.
Ken K.
John B.
Raquel A.
Stacy B.
Marlee B.
Parker F.
Jennifer S.
Madelaine B.
Jared D.
Carissa H.
Patrick O.
Cindy K.
Emily M.
Malerie M.
Jake U.
Chris H.
Renee J.
Chris L.
Doug R.
Kelly B.
Yael S.
Jarrett J.
Jamie B.
Ed S.
Cindy D.
Floritina G.
Michael C.
Anne W.
Heidi S.
Gerald W.
Joe B.
Cristine R.
Ned D.
Scott T.
Hartley C.
Matt S.
Nick M.
Callie L.
Miner F.
Reagan M.
Brett C.
Lisa K.
Chrystal V.
Hanna J.
Bob R.
Julie J.
J P.
Andy R.
Alexandria B.
Dan E.
Bailey M.
Bill M.
Adriana R.
Taylor H.
Andrew S.
Sara G.
Lindsey L.
Jonathan S.
Cassie C.
Tim P.
Nancy C.
Whit L.
Patricia D.
Derek E.
Jane N.
William G.
Joanne G.
Katherine S.
Tiffany K.
Terrence R.
Selina Z.
John C.
Martha D.
Franklin W.
Jason J.
Jeffrey A.
Matthew H.
Ashley F.
Amanda B.
Peter R.
Lauren B.
Michael D.
DW B.
Danilo C.
Kristen D.
Carol C.
Brian W.
Ellen V.
Nick J.
Yabloko843
Scott B.
Yulia P.
Clay E.
Jeff T.
Susan M.
Pwd07016
Andrea S.
Judith V.
Russell P.
Dennis D.
Chris W.
Jason B.
Pete B.
John V.
Michelle L.
Christie G.
Terri W.
Elizabeth B.
Beth D.
J B.
JD Z.
Emily D.
Sherri Y.
Josh G.
Jason L.
Sara B.
Charlie B.
Joey
Manh H.
R H.
John M.
Melissa D.
Kurt W.
Drew
Collin F.
Bill M.
Gerard C.
Eric B.
Andy L.
Eileen J.
Anthony G.
Tracey L.
Donald B.
Taryn J.
Cody M.
Christopher B.
Mollie H.
Cheryl F.
Abby P.
Brendon M.
Greg G.
Ann M.
Megan M.
Brian T.
Allison W.
Gabriel B.
Bob R.
Nick B.
Tod C.
William H.
Donald S.
William C.
Daniel H.
Corbett N.
Justin D.
Aerocat
Chris C.
Jenna Y.
Ken W.
N C.
Lisa D.
Kathleen P.
Kedric C.
Brian P.
Cathleen M.
Todd C.
Josh P.
Cindy J.
Patricia G.
Ray C.
Max F.
Roger S.
Peter H.
Brent T.
Pressure T.
Anthony D.
Chehaw W.
Christine P.
Donna H.
Christopher R.
Kathi H.
Brandon C.
Jeremiah R.
Kevin S.
Michael
Jason S.
Show V.
Elise G.
Nina D.
Greg
Carol K.
Bernice O.
Beth B.
Christopher M.
Samuel B.
Heidi
Kevin S.
Heather C.
John W.
Craig H.
Matthew B.
Joanna R.
Carol K.
Brian M.
Julio R.
Tristan C.
Dawn M.
Chris M.
Kelly B.
Dominick D.
Janice S.
K H.
Terry B.
Leslie P.
Lauren P.
Chris G.
Megan E.
Kaveh M.
Tim M.
Timothy G.
Melody S.
Kelly R.
Meghan P.
Dan B.
Janie S.
Eric M.
Joseph L.
Karis J.
Richard T.
Andrea A.
Sean M.
Jim C.
Amber P.
Bruce H.
James G.
Eric M.
J W.
Austin S.
Eric T.
Kristy M.
Clarice C.
Karl B.
Jim M.
Nan
Marleen P.
Deborah C.
Sue F.
