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Bronze vacuum breaker with FNPT threads, compact cylindrical shape

Apollo

Apollo 3810601 Vacuum Breaker 1-1/4 in FNPT Bronze

SKU CH-WB6J-KX4HH

A 1-1/4 inch FNPT bronze vacuum breaker rated for 125 psi and 180 degrees F, meeting BABA and Buy American Act standards

  • TypePipes, Valves & Fittings
  • Prevents back-siphonage with a 125 psi rated vacuum breaker
  • Silicone seal withstands 180 °F for reliable high-temperature operation
  • Bronze body resists corrosion in potable and non-potable systems
  • 1-1/4 in FNPT threads connect directly to standard piping
  • Meets BABA and Buy American Act requirements for public projects

Apollo 3810601 Vacuum Breaker

The Apollo 3810601 vacuum breaker protects potable water systems from back-siphonage in commercial and residential plumbing. It installs on a 1-1/4 inch FNPT connection and is built from bronze with a silicone seal for corrosion resistance. The unit meets Build America Buy America and Buy American Act requirements for public projects.

Installation notes

Thread the breaker onto the female NPT fitting by hand and tighten with a wrench on the bronze body only. Over-tightening can crack the housing or distort the silicone seal, causing leaks. The compact height of 4 3/8 inches and width of 3 3/4 inches allows fitment in tight mechanical rooms without special tools.

Capacity and limits

Rated for a maximum pressure of 125 psi and a temperature range up to 180 degrees F, it handles typical hot and cold water supply lines. It is not designed for steam service or continuous pressure above the rated limit. The device provides atmospheric venting only and cannot function as a pressure-reducing or check valve.

Highlights

  • Prevents back-siphonage with a 125 psi rated vacuum breaker
  • Silicone seal withstands 180 °F for reliable high-temperature operation
  • Bronze body resists corrosion in potable and non-potable systems
  • 1-1/4 in FNPT threads connect directly to standard piping
  • Meets BABA and Buy American Act requirements for public projects

Specifications

BrandAPOLLO VALVES
TypePipes, Valves & Fittings

Questions about this item

How can I verify the vacuum breaker is working after installation?

Check that no back-siphonage occurs when supply pressure drops and confirm the device vents to atmosphere under vacuum conditions.

What comes in the box and what must I purchase separately?

The box contains the vacuum breaker unit with its silicone seal; you must supply the 1-1/4 in FNPT piping and thread sealant.

Which version of the 3810601 should I choose for a 125 psi, 180 °F system?

The single listed model 3810601 is rated for 125 psi maximum pressure and 180 °F temperature range, matching those parameters.

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