20sf Top Load- 4 11/16" x 11" [Pos Grp Tp
1.9" In Dia w/slots 1 1/2" NPT Adptr]
25sf Top Load - 5 3/16" x 11 7/8" [PGT1.9" In Dia w/slots
1 1/2" NPT Btm Adptr]
35sf Sngl Element - 4 15/16" x 10 3/8"[2 1/8" Inr Dia Top & Btm]