Single-Stage Systems
Choose Single-Stage Systems for cleaner, safer water. NSF Certified for quality. Compact design with a large capacity, saving your space while delivering exceptional performance.



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8 Products
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Hot Sale
Model number WD-10UA-UFWD-15UA-UFWD-17UA-UF Compatibility Suitable for faucets with 1/2" or 3/8" FEMALE NPT thread. If...
20% Off
Hot Sale
Under Sink Water Filter | Direct Connect Filtration System
$41.60
$51.99
Sale Code: UA

Carbon Water Filter
Model number WD-10UA WD-15UA WD-17UA Replacement filter WD-RF10/15/17 Compatibility Suitable for faucets with 1/2" or...
20% Off
Trusted
Undersink Water Filtration System With Dedicated Faucet
$63.20
$78.99
Sale Code: UB

Carbon Water Filter
Model number WD-10UB WD-15UB WD-17UB Product dimensions WD-10UB: 3.6"*3.85"*12.3"WD-15UB: 3.6"*3.85"*16.7"WD-17UB: 3.6"*3.85"*19.1" Replacement filter WD-RF10/15/17 Operating...
20% Off
Trusted
Undersink Ultrafiltration Water Filter System With Dedicated Faucet
$57.60
$71.99
Sale Code: UBUF

Ultrafiltration
Model number WD-10UB-UFWD-15UB-UFWD-17UB-UF Product dimensions WD-10UB-UF: 3.6" * 3.85" * 12.3"WD-15UB-UF: 3.6" * 3.85" *...
20% Off
Premium
Inline Ultrafiltration Refrigerator Water Filter | Exterior Filtration System-Universal Fit
$56.00
$69.99
Sale Code: UC

Ultrafiltration
Model number WD-15UC-UF Product dimensions 3.6" * 3.85" * 16.7" Operating temperature 2-38℃/35-100℉ Materials System...
15% Off
Trusted
Stainless Steel Under Sink Water Filter | Direct Connect Filtration System
$85.00
$99.99
Sale Code: AS

Carbon Water Filter
Operating temperature 41-100℉/5-38℃ Working pressure 15-100 psi/100-689 Kpa Flow rate 1.6 gpm/6.0 lpm (tested under...
Operating temperature 41-100℉/5-38℃ Working pressure 15-100 psi/100-689 Kpa Flow rate 1.6 gpm/6.0 lpm (tested under...
$30 Off
Premium
Waterdrop UA-5Y 5 Years Under Sink Water Filter System
$109.99
$139.99
Sale Code: UA5Y

Ultra-long Lifespan
Refreshing Taste Water by Efficient Filtration Premium Activated Carbon efficiently reduces impurities, including Chlorine, PFOA/PFOS,...
1 -12 of 8 products

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