FAST FREE ESTIMATES!

What People are Saying about One Hour Heating & Air Conditioning:

About One Hour Heating & Air Conditioning

Why Choose One Hour Heating & Air Conditioning?
One Hour Heating & Air Conditioning, a part of the Modern Mechanical family of home services, is dedicated to providing the best value and customer service in the Northern Virginia area. To us, One Hour isn’t just our name; it’s a promise. We respect and understand the value of our customers’ time, so we guarantee our technicians will arrive on time to address your heating and air conditioning needs. We stand by our workmanship and our products because your family’s comfort is our top priority. We strive for professionalism in every customer interaction and we always put safety first. In addition, our company works hard to be responsible and active members of our community.

Contact Us

Address
21730 Red Rum Drive
Suite 182
Ashburn, VA 20147
Email
info@modernmec.com
Telephone
(571) 620-6201

 

© 2016 Modern Mechanical, LLC | Privacy Policy

There are no other guys I would trust to work in my home while I am not there. The team at Modern Mechanical, now known as One Hour Heating & Air Conditioning, are the real deal.

 - Chad Dukes, 106.7 the FAN, Washington, DC

AUG 31, 2017

SCHEDULE MY ESTIMATE
**Some restrictions apply
When you work with Modern Mechanical's One Hour Heating & Air Conditioning, you're working with professionals. Located in Ashburn, Virginia and serving all of Northern Virginia, we've been voted Best of Loudoun 7 years in a row.  Along with our great service you also get our 10-year labor warranty and parts warranties up to 99 years.**
One Hour Heating & Air Conditioning, located in Ashburn Virginia, voted Best of Loudoun Home Services providers is offering Northern Virginia's best heating system replacement deal. 10 year labor warranty and parts warranties up to 99 years.**
*On approved credit, some restrictions apply, cannot be combined with any other offer, offer valid through August 31, 2017

Open 7 days a week

**Some restrictions apply

AUG 31, 2017

Scorching Summer Special!

(571) 620-6201

Open 7 days a week!

Or Call

*
(*On approved credit, some restrictions apply. Based on a typical installation. Pricing for a high efficiency 16 SEER unit. 5 ton system add $600)
SCHEDULE FREE ESTIMATE
Financing
60
Months
0%

NOVA's Best HVAC Replacement Deal!

NOVA's Best HVAC Replacement Deal!

$6,000 Installed!

Plus

HVAC $6,000 Installed!

For
OPEN 7 DAYS! - NO OVERTIME OR WEEKEND FEES!
PRICING BASED ON HIGH-EFFICIENCEY 16 SEER SYSTEM