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- The Webstone Hydro-Core™ system streamlines the installation, performance and maintenance of a variety of boiler systems. Hydro-Core is the core of any professional hydronic installation.
Webstone Hydro-Core™ Hydronic Valve Manifold, 1-1/4 in FNPT Outlet, 1 in FNPT Inlet, 600 psi WOG, 100 deg F, Brass, Import 
- Utilize the manifold and basic union connection, but complete the rest of the work in the field
 - Can be used for boiler connections, or anywhere a secondary circuit loop is required in a hydronic system
 - Manifold includes precision-crafted closely spaced tees for hydraulic separation
 - Avoids precise calculations
 - Simplifies future maintenance
 - Minimizes leak paths
 - Shaves hours off every installation
 - All with expert looking results
 - Hydro-core forged brass hydronic valve manifold
 - Closely spaced tees with (2) full port isolation valves, hi-flow hose drains and adjustable packing glands
 - 1-1/4 in FNTP x 1 in hydro core flange right
 - Secondary loop connection: 3/4 in FNTP union connection
 - With (2) full port isolation valves, hi-flow hose drains and adjustable packing glands
 
- Domestic / ImportImportInlet Size1 in FNPTMaterialBRASSOutlet Size1-1/4 in FNPTManufacturerNIBCO Inc.Manufacturer #H-48754-43Temperature Rating100 degF