This sale is for a NEW FLAT OVAL DUCT ACCESS DOOR by NAILOR HART INDUSTRIES INC. (M/N: 0800 ~ TYPE M1) with NOMINAL SIZE: 8" x 5" with product specs outlined below and for more product info. see link below ~ please feel free to email your questions or requests for more information.

- Ultra-low leakage design
- Suitable for use in High, Medium or Low Pressure Systems
- Standard construction Is galvanized steel
- Standard mounting for externally Insulated, Internally insulated or plain metal ducting (also suitable for duct board systems)
- Simple, progressive, camlock operation
- 1" thermal and acoustic insulation
- Leakage tested to 8" wg. static pressure