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The ESSICK AIR 1970 is a bacteriostatic water treatment additive formulated to control bacteria and algae growth inside evaporative humidifiers. Added directly to the water reservoir at each fill cycle, it inhibits microbial buildup that can cause odors and reduce unit efficiency. HVAC technicians and service pros add this treatment during routine humidifier maintenance to extend equipment service life and keep systems operating cleanly. At a dose of approximately 1/6 fluid ounce per gallon of water, one bottle treats multiple fill cycles without complicated measurement.
This treatment is designed for use in evaporative humidifiers commonly found in residential HVAC systems. It is applied at fill time and repeated with each refill to maintain continuous protection. Regular use prevents the slime and odor buildup that shortens pad and reservoir life in whole-home and portable evaporative humidifier units. Technicians often include this product as part of a seasonal startup or annual maintenance kit for humidifier-equipped air handling systems.
Designed for use in evaporative humidifiers as an in-reservoir water treatment additive. Consult the humidifier manufacturer guidelines to confirm compatibility before use.
This product is applied by HVAC technicians or qualified service personnel during humidifier fill and maintenance procedures. Power down the humidifier and isolate the water supply before servicing the reservoir. Add the correct dose per gallon of fill water and repeat with each refill cycle. Review local regulations and the product safety data sheet before handling, as this product carries a California Proposition 65 chemical exposure warning.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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