These type of seals are used where the gate is required to seal from either upstream or downstream side. These
are normally used for installation such as lock gates.
Solid Bulb
A
mm
B mm
C mm
Material
44
155
12
NR, CR, EP
Hollow Bulb
A
mm
B mm
C mm
D mm
Material
44
155
12
19
NR, CR, EP
NR = Natural Rubber • CR = Neoprene • EP = EPDM Rubber