Products
Sheet Metal Spin – Ins
Low pressure sheet metal fittings used for round take offs from rectangular ducts. A fast positive installation that is available in a wide range of types and sizes.
Extractor is factory installed. Damper is spring loaded with retractable bearing and locking regulator. Construction is prime galvanized steel. All fittings are Union made and labeled. Fiberglass guard available on request.
We do not recommend that holes be cut in duct until you have your Spin-ins, or call MMF, inc. for hole size.
One Series
| Size | Gauge | SM-1C Part Number | SM-1D Part Number | SM-1EL Part Number | SM-1DEL Part Number |
|---|---|---|---|---|---|
| 4" | 28 | SI1SCH04 | SI1SDH04 | SI1SEH04 | SI1SLH04 |
| 5" | 28 | SI1SCH05 | SI1SDH05 | SI1SEH05 | SI1SLH05 |
| 6" | 28 | SI1SCH06 | SI1SDH06 | SI1SEH06 | SI1SLH06 |
| 7" | 28 | SI1SCH07 | SI1SDH07 | SI1SEH07 | SI1SLH07 |
| 8" | 28 | SI1SCH08 | SI1SDH08 | SI1SEH08 | SI1SLH08 |
| 9" | 28 | SI1SCH09 | SI1SDH09 | SI1SEH09 | SI1SLH09 |
| 10" | 28 | SI1SCH10 | SI1SDH10 | SI1SEH10 | SI1SLH10 |
| 12" | 26 | SI1SCI12 | SI1SDI12 | SI1SEI12 | SI1SLI12 |
| 14" | 26 | SI1SCI14 | SI1SDI14 | SI1SEI14 | SI1SLI14 |
| 16" | 26 | SI1SCI16 | SI1SDI16 | SI1SEI16 | SI1SLI16 |
| 18" | 24 | SI1SCJ18 | SI1SDJ18 | SI1SEJ18 | SI1SLJ18 |
Two Series/Conical
| Size | Gauge | SM-2C Part Number | SM-2D Part Number | SM-2EL Part Number | SM-2DEL Part Number |
|---|---|---|---|---|---|
| 4" | 28 | SI2SCH04 | SI2SDH04 | SI2SEH04 | SI2SLH04 |
| 5" | 28 | SI2SCH05 | SI2SDH05 | SI2SEH05 | SI2SLH05 |
| 6" | 28 | SI2SCH06 | SI2SDH06 | SI2SEH06 | SI2SLH06 |
| 7" | 28 | SI2SCH07 | SI2SDH07 | SI2SEH07 | SI2SLH07 |
| 8" | 28 | SI2SCH08 | SI2SDH08 | SI2SEH08 | SI2SLH08 |
| 9" | 28 | SI2SCH09 | SI2SDH09 | SI2SEH09 | SI2SLH09 |
| 10" | 28 | SI2SCH10 | SI2SDH10 | SI2SEH10 | SI2SLH10 |
| 12" | 26 | SI2SCI12 | SI2SDI12 | SI2SEI12 | SI2SLI12 |
| 14" | 26 | SI2SCI14 | SI2SDI14 | SI2SEI14 | SI2SLI14 |
| 16" | 26 | SI2SCI16 | SI2SDI16 | SI2SEI16 | SI2SLI16 |
| 18" | 24 | SI2SCJ18 | SI2SDJ18 | SI2SEJ18 | SI2SLJ18 |
