I'M THE GUYS The One Hour Guys

Lancaster Heating & Cooling Experts

Don't Let "Small" Problems Turn
Into Big Ones. The One Hour Guys Can Help.

Some of Our Specialties

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Special Offers Backed by Our
100% Satisfaction Guarantee

10% Off Any Service for Veterans, Active Military, Active First Responders One Hour Heating & Air Conditioning® of Southeast Pennsylvania Coupon must be presented at time of purchase. Cannot be combined with any other offers or discounts. Management reserves the right to modify offers at any given time. Some restrictions may apply.

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Lancaster HVAC Company

Air Conditioning & Heating Service in Lancaster & Southeast Pennsylvania

The One Hour Guys are One Hour Heating & Air Conditioning® of Southeast Pennsylvania, premier provider of HVAC services in Lancaster County and throughout Southeast Pennsylvania. Our technicians are well-equipped and highly-trained to get you the most comfort in your home, whatever heating or air conditioning problem you may have. We believe in providing old-fashioned customer service. We serve without ever selling. Whether it's installing a new AC or showing up at 3 AM to fix a broken water heater, our priority is your comfort. That means sending only trustworthy, background-checked technicians with all the equipment they need to handle any HVAC problem. If you want excellent service paired with durable repairs, call our HVAC technicians today!

Guaranteed AC Repair in Lancaster, PA

Part of our commitment to excellent customer experiences is ensuring every part of your service exceeds your expectations. That's why we guarantee all our HVAC repairs and installations in Southeast Pennsylvania for up to two years after each service. From arriving on time, carefully listening to you, and providing a clear invoice with no hidden fees, everything our heating and AC
professionals do is designed to get you the most comfort in your home.

The One Hour Guys proudly serve customers throughout York, Reading, Lancaster, Doylestown, Harrisburg, and all of Southeast Pennsylvania.

Always On Time... Or You Don't
Pay A Dime!®

‘Round the Clock Availability
No matter the hour, you can trust One Hour to be there to help you when you get hit with the unexpected.
100% Satisfaction Guarantee
We guarantee our materials, labor, and craftsmanship for up to two years from the date of your service.
StraightForward Pricing® Guide
Before we start any work, we discuss your available options so you know exactly what you are getting and how much it will cost. No hidden fees!
Always On Time…Or You Don’t Pay A Dime!®
We understand your time is valuable, so we promise to arrive at your home within the predetermined one-hour time window that you select, or your service call is free.