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AF1000 Auto Fill Kit showing 1/2-inch MIPT valve, float and retaining nut with garden-hose and 1/2-inch PVC fittings for installation.

AF1000 Auto Fill Kit — 1/2" MIPT Automatic Water Fill Valve

Brand: Atlantic Water Gardens
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$49.70
$37.28
SKU AF1000

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The AF1000 Auto Fill Kit is a 1/2" MIPT automatic water fill valve designed to maintain a consistent water level in Atlantic skimmers, pump vaults, colorfalls and fountain basins. It supplies reliable, adjustable topping-up to protect pumps and preserve feature performance.

  • Easy compatibility: Includes fittings for garden hose, 1/2" irrigation line and 1/2" Sch 40 PVC for versatile connection options.
  • Controlled flow: Delivers approximately 0.5–1.5 gallons per minute (30–90 GPH) depending on inlet pressure.
  • Pressure rating: Rated for inlet pressures up to 80 psi for standard residential and commercial use.
  • Durable construction: 1/2" MIPT threads, float with wing nut for simple level adjustment and a retaining nut with gasket for watertight installation.
  • Simple installation: Drill a 7/8" hole and secure the unit; fittings and thread sealant recommended—see AF1000 manual for step-by-step guidance.
  • Warranty: Backed by a 1-year limited manufacturer warranty.

This kit is ideal for new installations or retrofitting existing Atlantic Water Gardens skimmers and basins. Adjustable float height lets you set the normal operating waterline 1½"–2" below the auto-fill center. Always follow the included manual for safe installation and local plumbing codes.

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Frequently Asked Questions

What water features is the AF1000 compatible with?
Fits Atlantic skimmers, pump vaults, colorfalls and fountain basins; designed for 1/2" connections.
How much water does the AF1000 deliver per minute?
Approximately 0.5–1.5 gallons per minute (30–90 GPH) depending on inlet pressure; rated to 80 psi.
How do I adjust the fill level after installation?
Loosen the wing nut and raise or lower the float to set the waterline; consult the AF1000 manual for details.

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