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Indoor Air Quality · Learn

Indoor Air Quality Guides

UV lights, HEPA, humidity, ventilation, and whole-home purification.

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6 guides

UV Germicidal Lights: How They Work in Your HVAC System

UV-C germicidal lights use short-wavelength ultraviolet radiation to disrupt the DNA of mold spores, bacteria, and some viruses, neutralizin…

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HEPA Filtration for Homes: What It Captures and How It Integrates with HVAC

True HEPA filters capture 99.97% of airborne particles at 0.3 microns — including most pollen, pet dander, mold spores, fine dust, and some …

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Humidity Control in Older North Shore Homes: Managing Both Extremes

Relative humidity in North Shore homes ranges from below 20% in forced-air-heated winter rooms to above 65% in unconditioned basements in Ju…

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Ventilation for Tight Homes: ERV and HRV Systems Explained

Energy Recovery Ventilators (ERVs) and Heat Recovery Ventilators (HRVs) bring fresh outdoor air into a tight home while capturing 70–80% of …

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Allergy Season IAQ: Managing Indoor Allergens on the North Shore

North Shore allergy seasons are driven by tree pollen (March–May), grass pollen (May–July), and ragweed (August–October). When outdoor aller…

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Whole-Home Air Purification: How Integrated Systems Work

Whole-home air purification treats air centrally through the HVAC system, covering every room served by forced-air distribution. Unlike port…

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