October 1, 2023
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New Version Available.... 2023.06.20

The following are the changes since the last official release (2023.5.5):

* Added area to space schedules.

* Allow schedule row shading to be disabled.

* Increased the width of the location column in equipment schedules of most terminal units.

* Added Select Similar feature.

HVAC Solution version 2022.08.09 added these new features.

* The following are the changes since the last official release (2022.3.25):

* Added natural gas and LP gas schematics and pipe sizing.

* Added humidification to the air wizard.

* Added single stream air-to-air energy recovery, dual stream air-to-air energy recovery and hydronic loop energy recovery to the air wizard.

* Add support for Revit 2023.

* Use the Ctrl key to restrict the movement of objects to horizontal or vertical.

* Sort the component panel; changed "Airflow" to "Air" in component panel and toolbars.

* Allow equipment selection to be performed on selected items only.

* Separated duct and space terminals in the air wizard so that space terminals can be inserted on any space.

* Added absorption distance and tube spacing to the humidifier dispersion grid.

* Added operating pressure to the humidifier steam and steam-to-steam generators.

* Allow relief air components to be in the cabinet for more conditions.

* Updated Armstrong mixing center models.

* Updated Aermec NRL selection (air-cooled chiller, heat recovery air-cooled chiller, air-to-fluid heat pump, heat recovery air-to-fluid heat pump).

* Updated examples.

*  .

HVAC Solution version 9.6.2 added these new features.

* Enhanced CHVAC import to use the room number and room name as the space name.

* Added ability to link Revit spaces to HVAC Solution spaces.

* Added Laars Commercial Electric boiler type with selection.

* Updated Laars MagnaTherm and Pennant boiler and water heater selection.

* Added Multiaqua MHRC2 standard and simultaneous air-to-fluid heat pump with selection.

* Changed Multiaqua air cooled chiller selection from MAC to MAC-HE.

* Added new Multiaqua fan coil types and enhanced selection.

* Added simultaneous usage hydronic branch units with Multiaqua selection.

* Added single usage hydronic branch units with Multiaqua selection.

HVAC Solution 9.5.1 included videos available on our YouTube page.

HVAC Solution 9.4.3 added these new features

Added HPT single and dual stream air-to-air energy recovery selection.

*  Allow user to override the default fixture data.

*  Changed air handlers and rooftop units to only include coil loads in the heating and cooling sections and renamed those selections.

*  When importing, put coil leaving dry bulb/wet bulb into space cooling air data.

*  Revised pipe flow directions calculation.

*  Revised calculation when using grilles, registers and diffusers.

*  Revised calculation of extraction/injection well pair heat source-sink type.

*  Revised calculation with temperature values at the edge of the psychrometric chart.

HVAC Solution 9.3.1 added these features:

*  Added Patterson-Kelley HiDRA water heater selection.

*  Added Axiom DMF150 glycol feeder.

*  Hands Down Software Psychrometric Chart Update.

*  Added extraction/injection well pair type for heat source-sink, including deep well submersible pump.

*  Changed "Insert Duplicate Schematic Component" feature to allow for multiple components.

*  Displacement ventilation calculation update with Price Diffuser Automatic Selection.

*  Added controls connect point to some valves.

*  Speed up the insertion of domestic and DWV fixtures.

*  Revit 2019 Update.

HVAC Solution 9.2.3 added these new features:

Added Hands Down Software psychrometric charts and calculations.

*  Added Air/Fluid-to-Fluid heat pump.

*  Added quantities to fans.

*  Added Recovery/Delivery refrigerant coils.

*  Added support for Revit 2019.

*  Allow the space cooling air temperature to be set by sensible heat ratio, WB or RH.

*  Added displacement ventilation.

*  Enhanced CHVAC import to include data for displacement ventilation calculations.

*  Added displacement diffusers with Price selection.

*  Added preferred minimum size for single duct terminal units.

*  Added Single Stream Air-to-Air Energy Recovery.

*  Split "Existing" classification to "Existing to Remain" and "Existing to be Demolished"; changed how "Existing" classification components and connectors are displayed; added menu to change classification.

*  Added a structural schedule.

*  Revised changing of medium on components with duplicate coil component.

*  Revised recovery coils to get the space target temperature if upstream of the space.

HVAC Solution 9.1.2 added these new features.

*  Newly added furnace component with natural gas, propane and electric heating options as well as refrigerant cooling options.
*  Added propane and natural gas unit heaters.
*  Added a packaged fluid heat pump coil.
*  Added selection of Siemens pressure independent control valves.
*  Enhanced the editing of linked data.  Under File/Import  you will see "Update Data Link".  This will bring up a new interface which allows you to update your load Trane Trace and Elite CHVAC data.
*  You can now turn on/off the display of the detailed component toolbar and just have the compact toolbar shown.
*  Tweaked calculations for designing systems with hydronic heaters.
*  Update LoadMatch systems with complex piping arrangements.
*  Added more detail to the Patterson-Kelley duration indirect water heaters pictures.

HVAC Solution 9.0.1 added these new features.

*  Added extra tiers to the component toolbar.
*  Added spreadsheet view for editing data.
*  Selection of Cook fans.
*  Selection of Griswold valves.
*  Allow starting a connector by clicking on an unused connect point.
*  Selection of Bray valves.
*  Added Viessmann boiler and water heater/boiler selection.
*  Allow the user to prefer even size terminal units over odd size.
*  Added fluid to fluid heat pumps with heat source and heat recovery heat pumps and chillers to the hydronic wizards.
*  Selection of Paterson Kelly boilers.

Version 8.4.1 added these features:

*  Added Cook fan selection.
*  Added Patterson-Kelley boiler, water heater, and indirect water heater selection.
*  Added Taco 2-way and 3-way control valve selection.
*  Added Bray 2-way and 3-way control valve selection.
*  Added Griswold pressure independent control valve, 2-way control valve, 3-way control valve, and balancing valve selection.
*  Added new Aermec chiller type selection (NYB and WWM).
*  Updated Titus active chilled beam selection code.
*  Added mixing storage tank option to the hyronic system wizard.
*  Changed single straight lines to allow for multiple segments with other than 90 degree angles.
*  Changed Viega protective end cap quantity to 0.
*  Show total pipe length in the Bill of Materials in addition to the total units.
*  Renamed Duct Joint component to Duct Expansion Joint; renamed Pipe Joint component to Pipe Fitting; used Pipe Fitting component to select Viagra compression fittings and protective end cap for insulated pipe.
*  Updated the action of increasing the number of ports on a hydronic manifold.
*  Updated connection of exhaust fan for certain fan types.
*  Add to total MCA option for fan coils and indoor VRF units; add to schedule
*  Added additional word wrapping on Excel spreadsheets.

8.3.2 added these new features:

*  Added support for Revit 2018

*  Added Additional AERCO selection:  SmartPlate single wall indirect water heater, AM Series boiler, AM Series and AMR Series water heater, Benchmark Platinum and MFC dual return boiler.

*  Added additional Viega products:  Insulated Barrier PEX (single and dual), Viagra INsulated Barrier PEX protective end caps, wall penetration seals, hydronic manifolds, compression adapter, compression coupling with insulation kit.

*  Combined hydronic wizard schematics when the heating and cooling source is the same.

*  Allow tees to be added to the bill of materials.

*  Allow connectors to be a single, straight line.

*  Ensure hood connection is pointing down.

*  Changed how the coordination flags properties are handled, now works better with HI Res monitors.

*  Updated pipe cost data.

*  Updated calculation of head paths with headers and manifolds.

*  Updated calculation of loads with headers and manifolds.

*  Updated the Variable Speed Drives with controls viewport.

*  Updated connection directions on heat exchanger pictures involving steam.

*  Updated CHVAC import in detecting the building row.


*  Added domestic pipe pressure annotation.

*  Updated the calculation of head loss path for primary/secondary systems with multiple primary pumps.

*  Updated the calculation of leaving pressure for a domestic booster pump.

*  Updated the calculation of the loads of a VRF heat recovery outdoor unit when getting loads from multiple VRF branch units.


*  Added a VRF Tool Bar with outdoor and indoor units as well as branch selectors.

*  Added ability to reorder coils in air handler wizards.

*  Added ability to lock the position of project objects.

*  Added option to show control points in diagrams other than just the controls viewpoint.

*  Added a feature called "Show Associated Equipment", which gives the user the ability to show pressure paths and volume components without going into properties.

*  Added ability to set components to either top view or side view instead of just toggling.

*  Added domestic check valve, strainer, indicator, sensor, test port, pipe expansion joint, relief valve and back flow preventer valve.

*  Added pipe joint for domestic, DWV, refrigerant and VRF.

*  Allow "Select Only" when editing multiple objects.

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