![](https://beteccad.com/wp-content/uploads/2021/05/MFD-20-and-30-all-450x450.jpg)
MFD-GB-D-30-A-R
Galvanized construction, 3-hour, 3V single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/MFD-21-all-31-all-450x450.jpg)
MFD-GB-D-31-A-R
Galvanized construction, 3-hour, 3V single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/all-F-450x450.jpg)
MFD-GB-F-D-30-A-R
Galvanized construction, melting fuse, 3-hour, 3V single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/MFD-20-and-30-all-450x450.jpg)
MFD-GSB-D-30-A-R
Galvanized construction, 3-hour, 3V stainless steel single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/all-F-450x450.jpg)
MFD-GSB-F-D-30-A-R
Galvanized construction, melting fuse, 3-hour, 3V stainless steel single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/MFD-20-and-30-all-450x450.jpg)
MFD-SB-D-30-A-R
Stainless steel construction, 3-hour, 3V stainless steel single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/all-F-450x450.jpg)
MFD-SB-F-D-30-A-R
Stainless steel construction, melting fuse, 3-hour, 3V stainless steel single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/MFD-20-and-30-all-450x450.jpg)
MFD-SGB-D-30-A-R
Stainless steel construction, 3-hour, 3V single skin blade, 4 in. wg, 2000 fpm
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![](https://beteccad.com/wp-content/uploads/2021/05/all-F-450x450.jpg)
MFD-SGB-F-D-30-A-R
Stainless steel construction, melting fuse, 3-hour, 3V single skin blade, 4 in. wg, 2000 fpm
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