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About Us

Fisen Group

Our team helping your team win! Our 40 member strong, Grand Rapids Michigan based team, builds better HVAC to help you grow better

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HVAC for business-critical applications. We have more than 15 years of experience building systems trusted in life-critical environments: surgical suites, pharmaceutical, and food processing. Your cultivation is business-critical, trust us to deliver better cultivation HVAC

Pot Leaf.png
Pot Leaf.png
Fisen Shop

We Help You Grow

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  • Our sales and engineering teams consult with you to select the right HVAC solutions for your specific cannabis climate control needs.

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  • Our systems developed in partnership with commercial growers. We understand cultivation challenges and bring solutions

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  • Grow your production yield and your business with our engineered solutions. Our fully integrated solutions give you the climate control you need, while reducing your operation costs

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Loren Testing

Our Advantage

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  • Manufacturing specialty HVAC solutions since 2004: Now commercial cannabis cultivation can benefit from years of engineering and manufacturing expertise

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  • Authorized manufacturer for Johnson Controls: The Enthaltec C3S systems offer all the advantages of Johnson Controls Commercial HVAC units

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  • Affordable upfront cost combined with great performance and low operating cost

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  • Proven reliability and life expectancy

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  • Johnson Controls original equipment warranty and service network

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