The Omega Enerzone Replacement Chassis is a direct, drop-in replacement for older Enerzone and HTS Signature vertical-stack water-source heat pumps.
The Omega VF Series is a drop-in replacement for discontinued McQuay VF, heat pumps.
It’s designed for buildings where the existing McQuay cabinet, risers, and electrical layout are still in good condition, allowing the new chassis to slide in for an instant upgrade.
The Omega VI Series is a direct, OEM-fit replacement chassis for older Whalen VI vertical-stack heat pumps commonly found in Toronto condominiums and commercial buildings.
The Omega 816 Series are a direct replacement for ClimateMaster 816 units. The chassis is a direct drop-in for the existing ClimateMaster unit, allowing for a fast, simple and easy installation. Available in various electrical configurations and 2 water connection configurations based on replacement requirements.
Power: MAX 70ECM 2.5Ton
Power: MAX 50ECM 1.5 to 2 Ton
At 4Most Energy, you’ll always talk directly with a certified HVAC expert — not a call-center rep.
We review your setup before booking to ensure no hidden surprises.
✅ Tank installation from $599–$899 with upfront pricing and honest service you can trust.
At 4Most Energy, you’ll always talk directly with a certified HVAC expert — not a call-center rep.
We review your setup before booking to ensure no hidden surprises.
✅ Tank installation from $599–$899 with upfront pricing and honest service you can trust.
The Rinnai RXP199iN is a 199,000 BTU super high-efficiency tankless water heater with a built-in recirculation pump for faster hot water. Delivering up to 11.1 GPM, it’s ideal for larger homes with multiple bathrooms. Professionally installed by 4Most Energy in the Greater Toronto Area and Southern Ontario.
