Extra wide spillway enhances the waterfall and aerates the water. Open swirl chamber means water flows evenly and efficiently through filter mat and media. Three separate filtering actions. Includes bulkhead fitting,bottom grate, media bags, filter mat and Teflon tape & liner attachment. 

 BF2000 

• 31" x 40" x 17" H, 
• 11" opening, 
• pump flow 1000-2000 gph, 
• 1-1/2" bulkhead. 
• Use with PS4000 skimmer; 
• pond volume 2000 gal.
• Truck Ship.