, ,

Anti‑Siphon Valve Repair Kit for Legend LEG‑108‑903 (2‑Pack)

$17.99 on Amazon.com (as of October 16, 2026, 8:02 PM EST) View details ↗

This complete repair kit restores the functionality of Legend Valve LEG‑108‑903 anti‑siphon vacuum breakers. Each kit includes a stainless‑steel cap, a body with an integrated rubber O‑ring, and a dedicated component for LEG‑108‑903 valves, providing everything needed for a reliable fix.

The upgraded brass‑plated press‑on cap replaces older screw‑in designs, delivering a faster, tool‑free installation and a secure seal. Designed for backflow prevention, the kit is ideal for frost spigots, outdoor faucets, sump‑valve connections, and hose bibbs. Install with the flat end up and prongs down, press the stainless‑steel cap firmly into place, and verify alignment before final assembly.

Material (Cap)Stainless steel
Cap CoatingBrass‑plated
Compatibility4″–14″ T550 and T550A valves
Included Components1 stainless steel cap, 1 body with rubber O‑ring, 1 LEG‑108‑903 specific part
Installation MethodPress‑on, tool‑free
Can this kit be used on both T550 and T550A valves?
Yes, the kit is compatible with 4″–14″ T550 and Improved Flow T550A valves.
Do I need any tools to install the press‑on cap?
No, the brass‑plated cap installs by hand with a simple press‑on action.
Shopping Cart