by DG Service | Nov 23, 2010 | Blog, Uncategorized
One of the important tasks of good HVAC preventative maintenance to ensure indoor air quality in homes and buildings is the proper selection and sizing of air filters. Filter There are five popular sizes of air filters: 16 in. x 20 in.; 20 in. x 20 in.; 16 in. x 25...
by DG Service | Sep 14, 2010 | Blog, Uncategorized
The Refrigeration Service Engineers Society (RSES) Journal published an article on using ultraviolet light in HVAC systems as an alternative to coil cleaning. Although the use of this technology is relatively new, it offers multiple benefits of germicidal UVC...
by DG Service | May 20, 2010 | Blog, Uncategorized
DG Service Company is a proud sponsor of the Annual Tiara Walk or Run Race event that takes place on Mother’s Day. The race starts and finishes at one of our customer locations, Oxford Creamery of Mattapoisett. The owners of Oxford Creamery, Liz & Ken...
by DG Service | Apr 6, 2010 | Blog, Uncategorized
Air conditioning is everywhere. Large heating, ventilation and air-conditioning (HVAC) systems cool our buildings; small central air conditioning systems chill our homes and compact systems create comfortable climates in vehicles, boats, cranes, excavation and...
by DG Service | Feb 1, 2010 | Blog, Uncategorized
Geothermal Technology is a technology that uses the earth’s renewable energy to provide high efficiency heating and cooling. This ground source of energy is used to heat and cool a building through the use of an electrically powered heat pump and a series of...
by DG Service | Dec 23, 2009 | Blog, Uncategorized
Problems with HVAC systems come in many forms: design, improper installation, or poor maintenance. Planned maintenance is the best preventative insurance a building owner can purchase. Regularly changed filters keep airflow at optimal levels, while protecting the duct...
