Create your own dramatic-looking water highlight that offers all the beauty and pleasing sounds of a waterfall in a fraction of the space. A self-contained waterfall or stream is easy to install and even easier to maintain. And best of all - it's pet and child safe! The ProLine Pro 4800 Pump Vault is a sturdy, large capacity housing used in self-contained waterfalls and streams. It will accomodate pumps up to 5,000 gph. It acts as a large pre-filter to protect submerged pump intakes from getting clogged with gravel or debris. Built in rugged, weather-resistant polyethylene plastic. Can be safely buried below the grade. The reinforced lid withstands the weight of gravel and stones.