Diagnostic Heating and Air Conditioning
(240) 786-8491
Randallstown, Maryland, 21133-5008
Business hours
| Monday | 8:00am to 6:00pm |
| Tuesday | 8:00am to 6:00pm |
| Wednesday | 8:00am to 6:00pm |
| Thursday | 8:00am to 6:00pm |
| Friday | 8:00am to 6:00pm |
| Saturday | - |
| Sunday | - |
About us
You deserve a home that feels just right, no matter the season. At Diagnostic Heating and Air Conditioning, we have been serving the community with HVAC services for over 12 years, ensuring your home stays comfortable all year round. Our team specializes in residential HVAC installations, replacements, and custom ductwork in Randallstown, Ellicott City, Owings Mills and surrounding areas. Curious about our process? We handle everything from free estimates to final inspections, including permits and tailored maintenance plans. Imagine the peace of mind knowing your HVAC needs are covered by licensed and insured professionals.
| Tags | hvac services, heating and cooling services, residential hvac installation, home hvac system setup, hvac system replacement, heating and cooling replacement, ductless mini split installation, mini split system setup, custom ductwork, hvac maintenance plans |
| Services | hvac services, residential hvac installation, home hvac system setup, heating and cooling replacement, ductless mini split installation, mini split system setup, custom ductwork |