What We Do With Mitsubishi Mini Splits
All Systems installs and services the complete Mitsubishi Electric mini split lineup, from single-zone wall units to multi-zone systems. We ensure proper installation through room load calculations, line set routing, electrical hookup, refrigerant charging, and commissioning to manufacturer specifications. For existing systems in need of service, we provide diagnostic support, refrigerant recharging, warranty repairs, and annual maintenance, regardless of the original installer.
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ABOUT
ALL SYSTEMS HEATING & COOLING
who we are
All Systems Heating & Cooling is a local family-owned & operated HVAC company based in Poughkeepsie, NY. For over 20 years, serving Dutchess County and the greater Hudson Valley with reliable heating and cooling work. Handling installation, maintenance, and repair for homes and small businesses.
Why Dutchess COUNTY property owners Choose Us
Licensed & Insured ⛨
20+ Years In Business ◷
100+ Satisfied Clients ✓
Frequently Asked Questions
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What Clients Say about us..
"I needed a replacement Central A/C and Heat Pump. They were able to come sooner than first anticipated, were neat, polite and professional. A true pleasure to have in my home for the 5 hours or so. Thoroughly explained what was being replaced, did not speak condescendingly, listened to my concerns. I would highly HIGHLY recomend them."
- Stazia W.
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"Thank you for helping me fix all the issues with my heating."
- s Maria
"Highly recommend this company, Fast, efficient, affordable and highly knowledgeable."
- Helen C.
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