Features & Benefits:
- Suitable for all ductwork and windbox applications
- Locking dogs and quick open spider locking mechanism ensures positive seal even in higher pressure applications
- 4″ of rigid insulation provides low cold face door temperatures
- Built in thermometer for displaying gas temperatures behind the door
Standard Sizes
Custom sizes available upon request
| Nominal Door Size | Part Number | Door Radius |
|---|---|---|
| 18" X 18" | 4-6071-A | 29" |
| 18" X 24" | 4-4530-A | 29" |
| 20" X 40" | 4-6132-A | 31" |
| 24" X 24" | 44-3336-A | 35" |
| 24" X 36" | 44-3032-A | 35" |
| 24" X 48" | 44-3890-A | 35" |
| 24" X 60" | 44-3342-A | 35" |
| 30" X 30" | 4-6125-A | 41" |
| 30" X 60" | 44-4681-A | 41" |
| 30" X 72" | 44-3433-A | 41" |
| 36" X 48" | 44-3591-A | 47" |
| 36" X 60" | 44-3627-A | 47" |
| 45" X 57" | 4-6475-A | 56" |
| 48" X 60" | 4-6264-A | 59" |
