Lamp, 500 W E26 Medium Screw R40 99 5400 Lumens Incandescent 35° Flood Universal Pool Equipment 2 notches Set Contents 7

2 notches Set Contents 7 full grids (FG-1004) + 1 partial grid (PG-1904) = 8 grids total Replaces OEM Part # 59000500 (complete set)

6 and never allow it to fall below 7

Replaces Pentair Challanger or Pinnicle cover item 355301

146 bolt circle

The Unicel PG-1905 is a single partial DE filter grid engineered for 60 square foot DE filter systems

Lamp, 500 W E26 Medium Screw R40 99 5400 Lumens Incandescent 35° Flood Universal Pool Equipment 2 notches Set Contents 7Light Bulb 500W, 120V Medium Base Flood Replacement bulb for pool lighting. Features and Benefits: Ideal for recessed cans, track lights, downlight fixtures, flood and up lights 5400 lumens 120 volts