How should i apply PAR?
If par is so important, why is intensity measured in lumens?
Or does PAR only refer 2 spectrum, and lumens to intensity?
:wtf:
KnowledgeIsPower Reviewed by KnowledgeIsPower on . Lumens or PAR? How should i apply PAR? If par is so important, why is intensity measured in lumens? Or does PAR only refer 2 spectrum, and lumens to intensity? :wtf: Rating: 5