Mechanical Code…
A duct that extends at an angle of more than forty-five (45) degrees (0.79 rad) from the horizontal. This definition shall not include any boot connection.
(Uniform Mechanical Code® 220.0)
Building Trades Resource
Building Trades Resource
Mechanical Code…
A duct that extends at an angle of more than forty-five (45) degrees (0.79 rad) from the horizontal. This definition shall not include any boot connection.
(Uniform Mechanical Code® 220.0)