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Caleffi 6686D5S1A 668 TwistFlow Pre-Assembled Radiant Manifold, 1 in Inlets (4) 3/4 in MNPT Outlets, Brass

Part #143386

MFG #6686D5S1A

143386_1287_Caleffi_6686D5S1A.jpg

Caleffi 6686D5S1A 668 TwistFlow Pre-Assembled Radiant Manifold, 1 in Inlets (4) 3/4 in MNPT Outlets, Brass

Part #143386

MFG #6686D5S1A

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Caleffi 6686D5S1A 668 TwistFlow Pre-Assembled Radiant Manifold, 1 in Inlets (4) 3/4 in MNPT Outlets, Brass

Part #143386

MFG #6686D5S1A

Item Features
  • Factory pressure-tested single piece cast brass supply and return manifolds.
  • Built-in sight flow meters integrated with adjustable circuit balancing valves.
  • Manifold casting indents and offset brackets.
  • Universal self-adjusting diameter PEX and anti-galvanic PEX-AL-PEX fittings for all pipe brands.
  • Shutoff ball valves with gage port.
  • Manual open/automatic return for individual circuits with optional Caleffi TwisTop actuators.
  • Pre-assembled standard manifold complete with automatic air vent and fill/drain valve on supply and return manifolds, adjustable brackets.
  • 200 deg F max peak temperature.
  • 1 in NPT inlet ball valves.