4 press fit models fit 2 in, 3 in, 3-1/2 and 4 in drains
Patented air relief valve
Economical
Saves water - eliminates need for trap primer
Standard waterless in-line floor drain trap sea
Easily press fits into a standard drain to seal out odor and bugs
New construction: Used as a trap primer replacement or in conjunction with a trap primer to provide protection against escaping sewer gases, eliminates the need to repair/replace trap primers when they fail
Retrofit: Used in situations where trap primers have failed or where trap primers were never installed