129516 ⎘
Sewerage structures; Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps with an odour seal in the form of a valve
Apparatus for preventing offensive odors for drain port
#2VALVE DEVICE
#3SHOWER WASTE
#4Drain valve assembly
#5A DRAIN PIPE INSERT ARRANGEMENT AND A SYSTEM OF SUCH ARRANGEMENTS
#6Backflow valve assembly
#7Drain valve assembly
#8Magnetic floor drain
#9Backflow prevention apparatus
#10Waterless trap
#11Odor trap device
#12Valve for roof vent
#13Valve device
#14Storm drain with water trap
#15BASEMENT FLOOR DRAIN AND METHOD
#16Non-return valve assembly of the pivoting flap type, typically for insertion in floor drains
#17Drain Cartridge Having Removable Valved System
#18Methods and apparatus for sealing a drain
#19Basement floor drain and method
#20Self-sealing floor drain
#21Filter assembly
#22Backflow-Preventer
#23Apparatus and method for a cycle siphon using a float operated magnetically controlling pivoting float valve for minimizing the build-up of gases