4 Size Sucker:
(1) 5cm sucker for use on small sinks, narrow pipes, and 1.5 inch drain openings.
(2) 6cm sucker for use on all sinks and drains with openings larger than 1.5inch.
(3) 11.5cm sucker for tub and shower drains.
(4) 4.3cm-11.5cm sucker for toilets and large floor drains
Matters needing attention:
sucker mouth and pipe mouth or pipe mouth to seal tightly, otherwise it will leak, you can add a little water so that the sucker completely immersed in the water
How to use:
Twitch handle cheer until hit do not go, generally more than 10.Place a suitable suction cup on the gas cylinder, align the suction cup with the mouth of the toilet or the pipe mouth, dig a hole in the middle of the black bag (or cardboard), and then set the gun head and pull the trigger.
If it is still blocked, repeat the above action;
Before used should be based on the size of the blockages