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3 Stage filtration
3/8" compression fittings
Bacteriastatic media (Silver/GAC)
Taste and odor reduction
Capacity: 15,000 gallons

NSA Model 100XS has been discontinued by NSA.
Find our 100% compatible replacement below:

NSA Model 100XS


Under Counter Water Filter - USA-100

Regular Price: $219.00

Special Price: $179.00

Environmental Promo included
($2,500 in savings)

Our replacement for the discontinued NSA Model 100S* & NSA Model 100SX* undercounter water filters.


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