Simpool Standard Skimmer Plug for Hayward SP1090, 1091LX, Square, Aboveground | AGSD-H Spa Flush Verify your model year before

Verify your model year before ordering if your pump is an IntelliPro VS unit

Measure your existing full grid end to end (excluding collar) to confirm the 30" length matches before ordering

covering both Natural Gas and Liquid Propane models across all BTU ratings

DE filters using this partial grid require 7 full grids + 1 partial grid for a complete re-grid service

Before seating the O-ring

Simpool Standard Skimmer Plug for Hayward SP1090, 1091LX, Square, Aboveground | AGSD-H Spa Flush Verify your model year beforeSkimmer Plug for Standard A G Skimmer, Model #: AGSD H Fits skimmer openings: 5 7 8" W x 5 5 8" H. **See below for size chart, more options! Features and Benefits: Fits skimmer models Hayward SP1090, SP1091LX, Poolstyle PS001, ProLine Standard, Seasonmaster Standard and Swimline Hydrotools Allows for the winterizing of pools without any draining Blocks water from entering the skimmer Prevents freeze damage during the cold winter months Also known as: