❄️ Enhanced Vapor Injection EVI (100% Heating Capacity down to -13°F Sub-Zero)

Low-Ambient VRF Heat Pump Calculator

Size cold-climate VRF heat pump systems equipped with Enhanced Vapor Injection (EVI / Daikin Aurora / Mitsubishi Hyper-Heating INVERTER): calculate low-ambient heating output deratings (delivering 100% rated heating capacity down to -13°F without requiring electric resistance strip heat), seasonal heating COP, and cold-climate electrification profits.

1. Project & Operating Inputs

Total Building Winter Heating Load (MBH e.g. 450 MBH Heating Peak)

Design Winter Low Ambient Temp (°F e.g. -10.0°F Sub-Zero Design)

Customer Bid Price for Supplied & Landed Cold-Climate VRF Skid ($)

EVI Flash Injection Outdoor Units, Defrost Pan Heaters, Crane & Labor ($)

2. Financial Breakdown & Yield

COLD-CLIMATE EVI HEAT PUMPS

Turnkey Cold-Climate VRF Profit

Building Electrification Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost