The diameter of the fan stack is based on the diameter of the fan.
- All fan stacks have an elliptical flair
- Typical heights of the fan stacks are 6′, 8′, 10′, 14′ and 18′
- Standard nominal 20 mil. Gray gelcoat color
- Class Ill with a flame spread of 75′ or greater
- Typical cross sectional laminate 3/16″
- Molded utilizing pre-formed channel rib construction
- Perimeter bolting flanges are reinforced with layers of woven roving
- Perimeter cross sectional laminate is 3/8″
- 304 Assembly Hardware
Optional Features:
- Class I with a flame spread of 25′ or less
- Class II with a flame spread of 50′ or less
- Special sizes available
- Reinforced throat sections
- Extensive selection of resin types and colour matching gelcoat colors available
- Shaft Coupling Guardsv
- View Ports
- Access Doors
- Stiffener Rings
- 316 Assembly Hardware
Product description
Dynamic Fabricators’ high-quality, fiberglass reinforced, polyester stacks have an engineered laminate schedule manufactured to precise standards ensuring consistency and excellent quality. Each stack has a belled inlet and conical, diverging exit for reduced air pressure drop losses and pressure recovery for high fan efficiency.
