Connects pipe of different diameters where air flows from larger into smaller diameter pipe.

– Spot welded construction
– Union Made
Product Data
Don Park Dampers are available in the following sizes:
– 4″- 8″ 30 gauge
– 9″- 14″ 28 gauge
– 4″, 5″ & 6″ Econo version, no handle with slotted spade bolt
– 4″- 14″ Standard with handle
– 5″- 14″ Upgraded with balanced construction – 2 spring bearings & handle
Part Number | Description | UOM | Ctn.Qty |
PVDH4 | 4″ VOLUME DAMP W/HANDLE | EA | 100 |
PVDH5 | 5″ VOLUME DAMP W/HANDLE | EA | 100 |
PVDH6 | 6″ VOLUME DAMP W/HANDLE | EA | 100 |
PVDH7 | 7″ VOLUME DAMP W/HANDLE | EA | 50 |
PVDH8 | 8″ VOLUME DAMP W/HANDLE | EA | 50 |
PVDH10 | 10″ VOLUME DAMP W/HANDLE | EA | 50 |
PVDH12 | (M) 12″ VOLUME DAMP W/HANDLE | EA | 30 |
PVDH14 | (M) 14″ VOLUME DAMP W/HANDLE | EA | 6 |
PVDK6 | 6″ VOLUME DAMPER | EA | 25 |
PVDK8 | 8″ VOLUME DAMPER | EA | 25 |
PVDK10 | 10″ VOLUME DAMPER | EA | 25 |
PVDK12 | 12″ VOLUME DAMPER | EA | 14 |
PVDH4RNC | 4″ RNC ECONO DAMPER ASY | BOX | 100 |
PVDH5RNC | 5″ RNC ECONO DAMPER ASY | BOX | 100 |
PVDH6RNC | 6″ RNC ECONO DAMPER ASY | BOX | 250 |
Connects pipe of different diameters where air flows from larger into smaller diameter pipe.
Standing S Cleats are manufactured using galvanized steel. Available in the following gauges: 22, 24 & 26.
Filter Frames are manufactured using galvanized steel.
Side angle elbows are available in 45 degree and 90 degree configurations. Made from 28 gauge galvanized steel and available assembled or unassembled.