News & Events

Following up on our win in 2014, we are once again proud to announce that we have done it again! We are please to announce that we have won the 2015 Angie’s List Super Service Award! This award honors excellence among Angie’s List service providers who maintain a superior service record. We are once again […]


There is a lot to like about geothermal heating and cooling systems. Since ground temperatures remain relatively constant throughout the year (regardless of the surface air temperature), geothermal systems can go into the ground to retrieve energy before bringing it back up into a building. There might not be a system of heating and cooling […]


Here in Maryland and Pennsylvania, we’re in the heart of winter with a month or two to go. Last month, we had our first cold blast of air and more is in the forecast. When it comes to extreme temperatures, it’s always a good idea to know how to take care our your home’s HVAC […]


Recently, Holtzople completed a high efficiency WaterFurnace geothermal installation in Hagerstown, Maryland. First below is a photo of the custom air duct work, followed by a picture of the zone dampers. The EWC zone dampers on every line will help achieve a perfect comfort everywhere in the house!     No matter if you live […]


With winter approaching, cold weather will soon be descending upon houses all around Maryland and Pennsylvania. It is quite common for homeowners to adjust thermostats and turn up the heat to maintain comfortability, but there are also other, more energy efficient ways to stay warm. This infographic contains a variety of information about home heat loss […]


From now until November 15th, voting for the 2016 Best of Frederick is going on and you can help us keep our title in the Heating / Air Conditioning services category for the best HVAC company in the area! Just go to the Best of Frederick, MD voting page and type in “Holtzople” for the Heating […]


For optimum HVAC performance, especially in temperature-changing states like Maryland and Pennsylvania here in the mid-Atlantic, it is wise to manage your thermostat. Did you know that the cost to heat and cool your home makes up about 54% of your utility bill? With the tips in the infographic below, you can keep your home […]


This informational video talks about Aeroseal, a patented air duct sealing technology that takes care of leaks in your ductwork. This “inside out” ductwork technology was developed by scientists at the Lawrence Berkeley National Laboratory. Research for the project was funded by the US Department of Energy, EPA, California Institute of Energy and Environment, and […]


This latest video in our series about the four unit install in the northern Frederick County condo complex features a customer review about our HVAC service! Shirley from Thurmont, MD praised our work and expressed how she was happy to have a local, family-owned business handle the job for her! The video also features some […]


Recently, the Holtzople team completed an HVAC installation of four Bryant heating & cooling units in a building complex in Thurmont, Maryland. This big job took a total team effort and the residents were certainly impressed with the efficiency of our operation! In this video, residents offer their review of the process. Our owner, Jerred […]