Water Caddy Replacement Cap w/ Air Vent, Black
These are black replacement caps that fit the models of water caddies listed below. This water caddy cap features an air vent on the top (so you don't have to loosen the cap & possibly lose it).
Standard cap on these tanks: WTLD48, WTHR35, WTRB35, WTB25
(You may have an older model water caddy---if the outer diameter of the spout is 2", order this cap. If the outer diameter of the spout is 2 1/2", order the white cap, SKU: HCPCW)