October 19

Rheem Parts: Water Heaters, Furnaces & HVAC Systems

Replacement Parts for Water Heaters, Furnaces & HVAC Systems Key Takeaways Dor-Mar Heating, Air Conditioning & Plumbing services and… Read More

August 19

5 Common Reasons Your AC Is Blowing Warm Air (And How to Fix It):

 Air Conditioning Service Tips Air conditioning service includes the maintenance, repair, cleaning, installation, and system upgrades that keep your AC cooling efficiently and reliably—especially… Read More

July 29

How Cooling Systems Work:

Cooling Options for Your Central Ohio Home (and How to Keep Your AC in Top Shape) Central Ohio summers bring hot, humid days that… Read More

July 21

Cooling Options for Home:

From Simple Fixes to Whole‑House Systems Choosing the right way to cool your home can feel overwhelming when you’re staring down a long list… Read More

July 9

Summer Heat & Your AC:

How to Stay Cool and Keep Your System Running Strong Introduction: Extreme Summer Heat in Ohio Introduction: Extreme Summer Heat in Ohio If… Read More

July 2

Extremely Hot Weather:

How to Stay Safe, Cool, and Protect Your Home Summer is getting hotter. If you live in Central Ohio, you’ve already felt the shift-longer… Read More

June 23

Summer Home Comfort Guide:

Staying Cool, Efficient, and Healthy Key Takeaways Summer in Central Ohio brings hot, humid weather from late May through… Read More

May 6

Stay Cool and Comfortable:

Expert Air Condition Repair Tips for Ohio Homes Key Takeaways Most air conditioning repair calls at Dor-Mar in 2025–2026… Read More

April 30

Your Ultimate HVAC Companion:

Comfort Solutions for Central Ohio Homes Key Takeaways HVAC stands for Heating, Ventilation, and Air Conditioning—the three essential functions that keep your home… Read More

April 28

Homeowners in Central Ohio Air Conditioning Guide

Air Conditioning Guide If you’ve ever stepped into a cool, comfortable home on a sweltering August afternoon in Columbus, you already know why air… Read More