Swing Hatches

Liquip offers a range of 441mm swing easy access style manhole covers for tankers that carry dangerous goods and where frequent entry is required, such as for cleaning when changing loads. 

Swing Hatches are supplied in Aluminium or Mild Steel and are fitted with an integral emergency vent and have a provision for a pressure vacuum vent.

Swing Hatches are also available in a clean skin configuration (no pressure vacuum vent).

Liquip offers various seal materials to suit a wide range of applications. 

  • Integral emergency vent and provision for a pressure vacuum vent.
  • Swing hatches come complete with coaming in a range on materials.
  • Allows for easy access for loading and cleaning.
  • Suits a range of tank containers, road tankers and storage tankers.
  • 4 fastening swing bolts.

Passes Australian Drop Tests and complies with UK & US regulations.Australian & CEN drop Tests.

Via 4 wing nuts.

Emergency vent opens at 30kPa.

7450m³/hr at 45kPa.

SH301-2Y: Al coaming c/w bolts.

SH302-2MY: M/S coaming c/w bolts.

SH302-2MHY: Taller M/S coaming c/w bolts. 


With Equipment.


1= Coaming 
2= Main seal 
3= Vent seal

Coaming options
A = Aluminium
M = Mild Steel

Seal options
B =Buna (Nitrile)
V = Viton (FKM) 
T = Teflon (PTFE)

Also, SH303-AA-BVPVV & SH303-AS-VTPVV as above but with PVV suffix indicates these are supplied with PVV104 pressure vacuum vents fitted.

PVV204: Pressure Vacuum Vent.

HWC304Z :Green Hatch Weather Cover for SH303.



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