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- Navien® Primary Manifold Kit, For Use With: NHB Series Wall-Hung Boiler, Domestic
- Primary and manifolds come pre-assembled in order to reduce labor time and cost for boiler installations while maximizing system efficiency without the need to fabricate a custom manifold
- Compatible with all NHB series boiler models NHB-055, NHB-080, NHB-110, NHB-150
- The SUPPLY and RETURN connections on the primary manifold are installed directly onto the fittings located at the bottom of the NHB boiler
- The NHB primary manifold contains the following features 1 in FNPT dielectric unions for the boiler supply and return
- 1-1/2 in sweat connections for heating supply and return piping
- 1 in flange connections for use with boiler pumps
- Produced with durable L-copper piping
- Shut-off valves provided for system isolation and ease of service
- Two 1 in stub-outs for direct connection with an indirect DHW tank
- Two 1/4 in service and drain ports for easy maintenance
- 1/2 in and 3/4 in ports for use with heating system accessories
- Domestic / ImportDomesticSuitable For Use WithNHB Series Wall-Hung BoilerManufacturerNAVIEN INCManufacturer #GFFM-MSOZUS-001