Additional HVAC technologies

[shorowit]

Allow more HVAC technologies:

• [ ] @yzhou601 PTAC/PTHP (HPXML inputs; performance map; 1, 2, variable speed; HVAC sizing)
• [ ] Electric radiant heating
• [ ] Steam boiler
• [ ] Ground-to-water heat pump (GSHP w/ hydronic distribution)
• [ ] Air-to-water heat pump
• [ ] Absorption (e.g., gas-fired) heat pump
• [ ] Direct and direct-indirect evaporative coolers; expose effectiveness input?
• [ ] GSHP w/ horizontal slinky loop
• [ ] Commercial boiler (allow Thermal Efficiency (TE or Percent?) instead of AFUE)
• [ ] In-unit chiller (e.g., w/ baseboard or fan coil)

[shorowit]

Will open separate tickets for each of these.