FillStar™ Water Level Control System for Pools and Spas

Part # AFBxxx

Product Dimensions

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Product Information

Support Documents


Can be installed alone or with drain/vacuum pool or spa at all times

Easy to install

Overflow protection and adjustable presets

Uses the same size lid and collar as AquaStar skimmers

Includes a 2" to 1½" PVC adapter ¾" PVC plug included if overflow is not needed

¾" PVC water supply inlet

Valve is made of high-strength engineered resin

Float is injection-molded; thread is pre-molded

No transition glue needed

Float thread is ½" MPT

1 per case

Standard Colors

AFB101 – White

AFB102 – Black


AFB103 – Light Gray

AFB105 – Dark Gray


AFB108 – Tan

*View product cut-sheet to see color swatches

Accessories/ Replacement Parts

Featured Accessory, Fill-Lid 10'' Fillable Skimmer and Autofill Cover
  • The Fill-Lid is a unique fillable lid that will make your skimmer or autofill cover virtually disappear with any deck finish.

  • Includes an adjustable frame, plaster shield, and strong internal tabs to keep the deck finish in place. 

  • Fits AquaStar’s skimmers and autofills, and most other manufacturers standard skimmers. 

Standard Colors

FL10101 – White
FL10103 – Light Gray
FL10108 – Tan
FL10100– Clear

*See cut-sheet for color swatch

Part # AFBxxx

Float Valve

Part # RTxxx

Round Skimmer Lid

Part # SK5xxx

Adjustable Round Skimmer Collar

Part # SKRTxxx

Round Skimmer Lid and Collar

Additional Product Configurations


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SKR1xx_With Clear Top.png

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Example - SKR15101FL100 = White Flow Star Bonded Skimmer Water Stop Skimmer with Clear Fill Lid

Additional Port Configurations

Extra heavy duty PVC lower unit  (no transitional glue required)


Extra heavy duty PVC lower unit  (no transitional glue required)