Buy one, get one
Buy a water system. Get an air purifier free.
How it works
Pick a qualifying water system below.
Your free air purifier is added to your cart automatically.
Check out by 11/15 at 11:59 PM ET.
Zero Installation Purifier and Flash: free AH‑14
U1: free AH‑14 Pro
Whole house combo systems: two free AH‑14 Pro
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Includes two free AH‑14 Pro
OnliSoft Pro Salt-Free Water Conditioner and Whole House Carbon Filter System
From $2,173.50
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Includes two free AH‑14 Pro
OP1L Certified Whole House Lead, Cyst, PFOA, and PFOS Water Filter System
From $1,641.70
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Includes two free AH‑14 Pro
Water Softener and Whole House Carbon Filter System
From $2,315.80
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Includes two free AH‑14 Pro
Salt-Free Water Conditioner and Well Water Filter Combo
From $3,460.35
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Includes two free AH‑14 Pro
Water Softener and Well Water Filter Combo
From $3,538.00
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Includes two free AH‑14 Pro
Advanced Water Softener and Well Water Filter Combo
From $4,172.20
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Includes two free AH‑14 Pro
Advanced Salt-Free Water Conditioner and Well Water Filter Combo
From $4,271.95
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Includes two free AH‑14 Pro
Whole Home Reverse Osmosis System
From $12,334.18
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Offer ends 11/15 at 11:59 PM ET. Each qualifying system includes its free RKIN HEPA 14 air purifier (two AH‑14 Pro with each whole house combo system). With different qualifying systems in one order, the highest-value offer applies. Can't be combined with other discount codes. The free purifier is added to your cart automatically and must be in your cart at checkout.