Febco Internal Poppet Assembly Kit - 1½" (901-551)

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Genuine Febco internal poppet assembly kit engineered to restore sealing and operation for a 1½-inch atmospheric vacuum breaker. This complete repair kit contains all parts require d to replace the poppet assembly and return the valve to reliable service without sourcing individual components. OEM replacement parts: All components are original Febco parts designed for compatibility and fit. Fits 1½" atmospheric vacuum breakers: Specifically intended for 1-1/2 inch AVB units that use the 901-551 internal kit. Complete poppet assembly: Includes every internal piece necessary to rebuild the poppet for proper valve operation. Restores valve performance: Replaces worn components to recover proper sealing and help prevent backflow conditions. Durable, high-quality materials: Parts are manufactured to Febco standards for dependable service life under normal conditions. Service-friendly installation: Designed for straightforward replacement during routine maintenance or service calls. Ideal for maintenance technicians and plumbing professionals who need a dependable OEM repair option. Inspect the valve seat and sealing surfaces during replacement and follow local codes; professional installation is recommended when required by code or when in doubt. Show more