Subpart 1. Section 120611.

IMC Section 1206.1.1 is amended to read as follows:

1206.1.1 Prohibited tee applications. Fluid in the supply side of a hydronic system shall not enter a tee fitting through the branch opening. Fluid from two returns shall not enter on the run of the same tee.
Subp. 2. [Repealed, 44 SR 1085]
Subp. 3. Section 1206.12.

IMC Section 1206 is amended by adding a new subsection to the end of the section to read as follows:

1206.12 Draining and venting. Hydronic pipes shall be installed so that the pipes can be drained and so that air can be completely removed from the system during filling.


Minn. R. 1346.1206
34 SR 537; 44 SR 1085

Statutory Authority: MS s 326B.101; 326B.106; 326B.13

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