Part # WQCM13-100
100 Gallon per day membrane for 13" model
Genuine factory replacement membrane for the Watts Kwik Change 13" 100 GPD reverse osmosis system. Should be replaced every 3-4 years. Our store also has in stock the set of filters for this model. Excellent quality and performance.
If you purchased your system at Costco. you want to purchase the RO-Pure filters on our site.