EasyPro All-In-One Pond Package Fish Mate weighted airline and diffusers --

weighted airline and diffusers -- everything you need for large pond or lake aeration

as there is important information regarding installation:

Tabletop is 44" x 22"

Attached to the air manifold is a pressure relief valve that opens at approximately 17psi

5" — 75 pcs/box Clean

EasyPro All-In-One Pond Package Fish Mate weighted airline and diffusers --The EasyPro All in One Pond Package combines the four most popular water treatments needed for a new pond start up into one easy package. Includes four 16 ounce bottles, one each of Water Clarifier, Water Conditioner, All Season Bacteria and Liquid Barley Extract. Treats up to an 8000 gallon pond. All Season Bacteria Removes ammonia, nitrites, nitrates, phosphates, and sludge. Effective results without the smell. Works in water temperatures down to 45