Thermal Energy International Inc V.TMG

Margins are higher for steam traps.

[prone]

• "Since we installed GEM steam traps throughout the site, maintenance and replacement costs are a thing of the past."
• “After operation of almost a year, the FLU-ACE continued to deliver promised energy savings, requiring virtually no attention from operation or maintenance staff." 

[panapple42]

I wonder if TMG is selling maintenance contracts?

[Ciao]

No need to wonder, answer has been given. Bill said no in his last SCD interview. If they were to offer maintenance contracts (quote below shows selling point is maintenance free products) it would be no more than about 5% of revenues.