Description
This poly block has two 1″ ports on the bottom, one 1/2” port and one 1″ port on each side each with NPT threads. You can plug the ports not needed with 1″ plugs. It also has 4 holes drilled for mounting.
You can downsize the ports to build 3/4 proportioners for air or 12V systems if needed.
1″ Plug https://www.grainger.com/product/GRAINGER-APPROVED-Hex-Head-Plug-1-in-Pipe-Size-1MKA3
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