Calcium Filter (All phosphate ) for SM 050E, SM-050, and SM O50S. UPOHRKBVC713 most anything in your home

most anything in your home can be automated to turn on/off with a wifi based smart home app and smart switches

high efficiency motors have completely sealed ball bearings

Superior durability

and your fan is ready to go

Calcium Filter (All phosphate ) for SM 050E, SM-050, and SM O50S. UPOHRKBVC713 most anything in your homeThis 100% phosphate inline filter will treat the water for those with hard water and calcium. It treats water with a low level of hardness ( up to 4 grains ). Helps keep nozzles from clogging and calcium build up in the pump. Only for SM 050E , SM 050, and SM 050S. For areas with hardness above 4 grains of hardness , see our other filter products.