Stainless Steel manifolds are made of heavy-walled stainless steel. Matching fittings and accessories are made of solid brass and are heavily plated with nickel to match the appearance of the manifold trunk. Standard features included flow balancing valves, circuit isolation valves, and flow meters. Manifolds are sold in pre-mounted pairs in 1" and 1 1/2" sizes.

Watts Radiant Custom Tubular manifolds are manufactured to project specifications. All trunks are made of copper; all fittings and ball valves are brass. Every manifold is pressure tested before leaving the factory.

Custom Tubular are sold in pairs. Manifolds are available in 1"–6" ID trunk sizes.

• Standard - no mini ball valves
• BVR - mini ball valves on the return manifold
• BVSR - mini ball valves on supply and return manifolds
• BBSR - Balance ball valves on return, mini-ball valves on supply manifold
  

Sold Individually.

Five fitting styles are available for CustomCuts:

• Onix
• PEX Crimp
• RadiantPEX-AL Press
• RadiantPEX-AL Compression
• T20 (for Onix, PEX, RadiantPEX-AL, and SST20 fittings)

Swedged manifolds are 1" copper manifolds closed at one end and swedged at the other. Cut off the end of a 3-branch and solder it to another 3-branch to make a 6-branch manifold.

Sold Individually.

Swedged manifolds are available as Onix, PEX Crimp, or RadiantPEX-AL compression or press.