Nortec Steam Distribution - Manual (Page 6)

3 | Steam Line Distribution Installation Manual
Table 1: Steam Line Material
Steam Hose Copper Tube Stainless Steel Tube
Short run < 10 feet (3 m)   
Long run > 10 feet (3 m)  
DI/RO Water 
Table 2: Recommended Material and Size for Steam Run
Load Steam Run
Steam Line Material Steam Line Description
lb/hr kg/hr ft m
0-30 0-13 0-10 0-3 Copper Tube ¾” MED-L Tubing (7/8” O.D)
0-30 0-13 10+ 3+ Copper Tube 1” MED-L Tubing (1 1/8” O.D)
0-30 0-13 0-10 0-3 Stainless Steel Tube 7/8” Tube x 0.049” Thick
0-30 0-13 10+ 3+ Stainless Steel Tube 1 1/8” Tube x 0.49” Thick
30-100 13-45 0-20 0-6 Copper Tube 1 ½” MED-L Tubing (1 5/8” O.D)
30-100 13-45 20+ 6+ Copper Tube 2” MED-L Tubing (2 1/8” O.D.)
30-100 13-45 0-20 0-6 Stainless Steel Tube 1 ¾” Tube x 0.065” Thick
30-100 13-45 20+ 6+ Stainless Steel Tube 2” Tube x 0.065” Thick
Please note that options shown in bold-italic font require that reducers be used at both ends. These extra-large sizes are to allow for
better condensation removal in long steam runs. These sizes will not permit you to use hose coupling to connect yourself to either
humidifier or distributors.
Table 3: Recommended Condensate Line at Distributor(s)
Dispersion Method Condensate Hose Copper Tube Stainless Steel Tube
1 x Steam Distributor 3/8” Nortec 1328840 ¼” MED-L Tubing (3/8” O.D.) 3/8” Tube 0.049 thick
3 x Steam Distributor 3/8” Nortec 1328840 ½” MED-L Tubing (7/8” O.D.) 5/8” Tube 0.049” thick
* When using more than one distributor, the condensate line should be trapped before joined together.