LiquidArt Klamath Basin Fountain Kit 2'x2' fountain base holds 12+ gallons of water, circulated by a 400 gallon-per-hour pump All connections are made by easy-to-assemble PVC connectors, which are all included Very realistic looking concrete bubbler is hollow, so it's easy to move it onto the fountain base without large equipment Pond-less design has no standing water, so maintenance is minimal Completed project normally only takes around three hours