SS-SM
| 类型 | AxA(mm) | ΦD（毫米） | 长（毫米） | L1(mm) | Air Flow(cm³) |
| SS-SM100 | 160 | 96 | 51 | 68 | 71 |
| SS-SM125 | 185 | 120 | 54 | 73 | 112 |
| SS-SM150 | 185 | 145 | 62 | 81 | 164 |
– The SS-SM series offer deflection shutter type help control back-drafts and resist water from entering stove pipe – Material: Stainless steel 30418/10 finish brushed – Accessories: screws / sealing rubber |
