Emergency Relief Manways

Motherwell’s CNC 121 Series Emergency Relief Manways ensure effective emergency venting for low-pressure storage tanks. Available in sizes from 10″ (250mm) to 36″ (900mm) and materials like carbon steel and aluminium, they are designed to meet custom flange requirements and tested for emergency venting up to 140 Mbar. Used in bulk storage and floating roof tanks, they offer reliable protection with non-flanged and varied design options.

CNC 121 Series of Emergency Relief Manways

Emergency Relief Manway

Motherwell Tank Protections CNC 121 Series are manufactured in our UK manufacturing plant to exacting quality standards and backed by over 50 years experience. They are available with a variety of options which include:

Sizes range from 10″ (250mm) to 36″ (900mm).
Made from Carbon Steel and Stainless Steel, Aluminium covers also available
Manufactured to clients flange requirements
Non flanged option available
All manways are set and tested to the clients requirement up to 140Mbarg
Various designs available to suit your requirements

MTP 121 Series non-sparking emergency relief manhole covers permit access to low pressure storage tanks and provide emergency venting capacity in the event of fire. They are used extensively on bulk storage tanks, including floating roof tanks.

Emergency Relief Manways

CNC 121 Series of Emergency Relief Manways

Emergency Relief Manway

Download the data sheet below

Office & Manufacturing

Contact Us

Main Pages