BestAir Whole House Humidifier Replacement Water Pad. Uses up to 50% less water than a standard metal pad. Water pads are crafted to generate higher output and stronger absorption. Compatible with Aprilaire 110， 220， 500， 550， 550A， 558 (10); Bryant HUMBBSBP 2212， 2312， 2412， HUMBASBP 2312， 2412; Carrier HUMCCSBP 2212， 2312， 2412， HUMBASBP 2312， 2412; Chippewa 220; Hamilton 12HF (EP037); Honeywell HE220A/B， HE225A/B; Lasko 5000L， 5000EC， 6000; Lennox WB2-12， WB2-12A; Totaline P110 SBP 2212， 2312， 2412
Water pad that fits: Aprilaire 110， 220， 500， 550， 550A， 558 (10); Bryant HUMBBSBP 2212， 2312， 2412， HUMBASBP 2312， 2412; Carrier HUMCCSBP 2212， 2312， 2412， HUMBASBP 2312， 2412; Chippewa 220; Hamilton 12HF (EP037); Honeywell HE220A/B， HE225A/B; Lasko 5000L， 5000EC， 6000; Lennox WB2-12， WB2-12A; Totaline P110 SBP 2212， 2312， 2412
Surface treated with micro free anti-microbial coating to protect against contaminants and bacteria
Water pads are crafted to generate higher output and stronger absorption paper design with metal support， replace at least twice per season
Water pads are crafted to generate higher output and stronger absorption
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