W.H. Demmons in Portland, Maine designs-builds-maintains energy efficient building systems including HVAC, Controls, Geothermal Heating and Cooling, Duro-Last White Roofs, Metal Roofs & more.
W.H. Demmons, Inc. meets all your HVAC, Geothermal and Roofing needs

Maine State Credit Union

Waterville, Maine


W.H. Demmons' Controls Specialists provided the Maine State Credit Union a HVAC system using the Mach-Pro Controls System from Reliable Controls. Reliable Control's Mach-Pro System has been designed to be simple to install, easy to network and economical to purchase.


W.H. Demmons used Reliable Controls to provide Maine State Credit  Union an energy efficient HVAC system


Customized schematics ensure a cost reducing system based on clients needs



printable version

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W.H. Demmons, Inc. | 93 Warren Avenue | Portland, Maine 04103 | 207-797-7468 | www.whdemmons.com