Indoor Air Quality Services Bellingham MA

By January, forced hot air can drop a house into desert-dry territory: static shocks, cracked trim, hardwood gaps you can see through. A whole-home humidifier mounts on the ductwork, meters water into the supply air automatically, and holds the whole house at a set humidity through the heating season — no tanks to refill in every bedroom. Our whole-home humidifier page covers the types, sizing, and the small amount of maintenance they actually need.

The one-inch filter that came with your furnace protects the blower, and that's about all it does. Real filtration steps up to a media cabinet or an electronic air cleaner that catches the fine dust, pollen, and pet dander a builder-grade filter waves through — and every pass through the return cleans the whole house. We match the filter to what your blower can actually push, since a filter that's too dense chokes airflow. Details on our air purification page.

Guessing is a bad way to buy equipment, so we start with what's measurable: humidity levels floor by floor, the condition of the filtration, duct leakage pulling attic or basement air into the living space, and combustion safety on oil- and gas-heated homes — CO checks ride along with an annual heating tune-up. The findings decide the fix. Sometimes it's a better filter cabinet, sometimes a humidifier, sometimes sealing the duct run in the basement.