Varec Series 221 Emergency Pressure Relief Manway covers
The 221 Series is designed to provide emergency venting of low pressure storage tanks and vessels.
Key Features
- Available in emergency pressure only and emergency pressure and vacuum relief models.
- Cast metal cover provides added strength and extended life.
- Hinged cover provides a fixed pivot point, ensures proper reseating and added safety.
- Cover cannot separate from the base.
- Easily lifted open to provide a large, unobstructed passage for easy tank access.
- 221PV incorporates a spring loaded vacuum relief valve integral to the cover assembly.