Use a 8hp trash pump 2" outlet reduce to 1" shoot over pond. Have someone feed suction hose in lake with a shovel of gypsum lightly till you get proper mixture . Apply evenly watch cloud in water you can do a 2 acre pond from shore and only move a couple of times.

Good luck
Scott Trava


Scott Trava
Catskill Pond
http://catskillpond.com
[email protected]
Returning Catskill Waters To A Simpler Time
EST. 1923