4. Environmental heating and cooling; fluid handling and sanitary e
  5. Heating or cooling
  6. Air treatment

Peter K. Grinbergs

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Heat recovery ventilator

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Air treatment
Patent

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Heat recovery ventilator with room air defrosting feature

Heat exchange – With timer – programmer – time delay – or condition responsive... – Having heating and cooling capability
Patent

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Profile ID: LFUS-PAI-P-1286663

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