Grease Trap Sampler. Nasco
Specially designed with an inside diameter of 1.38" to allow for the passage of large solid particles during sampling of grease holding tanks. Unit is lowered into the liquid, the float valve opens allowing the sample to flow in. Upon reaching the bottom, the unit is raised up and the valve closes holding the sample inside. Clear tubing is marked at 1-Ft intervals. Made of two 4-Ft sections that screw together.