SS membrane gidaje shine ainihin bangaren kayan aikin osmosis na baya da tsarin RO. Kayan abu shine 304 ko 316L bakin karfe mara nauyi. Siffar suturar murfin ƙarshen ya haɗa da: matsa, flange, ginannen ciki; Yanayin shigar ruwa yana rufe tashar tashar ƙarshe da tashar ta gefe. Tsawon yana daidai da adadin abubuwan da aka gyara membrane osmosis. Ciki da wajen bututun an goge.
| Samfura | L (mm) | L1 (mm) | D (mm) | A | B |
| 4021 | 605 | 545 | 102 | 1/2'' 3/4'' | 1/2" |
| 4040-1 | 1084 | 1024 | 102 | 1/2'' 3/4'' | 1/2" |
| 4040-2 | 2100 | 2040 | 102 | 3/4'' | 1/2" |
| 4040-3 | 3119 | 2056 | 102 | 3/4'' | 1/2" |
| 4040-4 | 4132 | 4072 | 102 | 3/4'' | 1/2" |