Gardening & Lawn Care, Patio, Lawn & Garden, Watering Equipment
Boltigen 4″ Anti‑Siphon Frost‑Free Hot & Cold Spigot
$93.99 on Amazon.com (as of October 17, 2026, 7:03 AM EST) View details ↗
Keep your outdoor water supply safe and reliable with the Boltigen 4‑inch anti‑siphon frost‑free spigot. Designed for both hot and cold water, this valve features a vacuum breaker that prevents freezing and bursting, protecting your plumbing during cold snaps.
The spigot is engineered with a 1/2″ NPT male inlet for seamless connection to standard pipe, and a 3/4″ GHT outlet for attaching hoses or other watering accessories. Its full‑turn metal handle and chrome‑plated finish ensure durability, corrosion resistance, and easy operation even in harsh outdoor conditions.
| Material | Lead‑free brass, chrome plated |
|---|---|
| Inlet Size | 1/2″ NPT male |
| Outlet Size | 3/4″ GHT |
| Valve Type | Anti‑siphon frost‑free |
| Installation Orientation | Horizontal on wall |
| Handle Type | Full‑turn metal |
What type of water does the spigot provide?
It delivers both hot and cold water through a single valve.
How does the vacuum breaker protect against freezing?
The vacuum breaker prevents water from siphoning back into the supply, stopping freezing and bursting.






