Do it Plastic Toilet Tank Fill Valve Subcategory_Weed Control K-37 Septic Tank Treatment is

K-37 Septic Tank Treatment is specifically designed to restore the natural balance within septic tanks by promoting the efficient and rapid breakdown of solids

these bars feature nibble ridges to promote rat and house mouse chewing

concave ground clip blade measures 5"

unique thermostat with special thermo-bonded coating and a test lever

Do it Plastic Toilet Tank Fill Valve Subcategory_Weed Control K-37 Septic Tank Treatment isAnti siphon design positively prevents backflow. Fits most toilet tanks. Installs easily in minutes. Replaces old fashioned ball cocks. No floats. No rods. All parts included. Adjusting knob saves water.