It operates on 4 D-sized alkaline batteries with the longest battery life in the industry-up to 72

and is effective in both industrial and environmental applications

Great For:

the dispenser supplies toilet tissue to two compartments with partitions that measure 1/2 of an inch to 2 inches in thickness

Apollo Ball Valve, Bronze B584, Inline, 2-Piece, Pipe Size 1/2 in x 3/4 in - 70103HC Nominal Size-40" X 1.5" It operates on 4 D-sizedBronze is an alloy consisting of copper and mostly tin, but can also include other metals such as aluminum, manganese, or phosphorous. This bronze valve is harder than brass, and can resist corrosion and metal fatigue better than steel.