Division 23 - Heating, Ventilating, and Air Conditioning

​​​​​​​​DISC​​​​LAIMER: These files are intended for use by consultants to the State of Wisconsin and by others for construction and remodeling of State owned facilities. The State of Wisconsin bears no liability nor responsibility for any other use of these files.​

At the ​start of each project, consultants must download the current revision of all files that apply to the project. 

Multiple files may be downloaded simultaneously using DFD's File Transfer Protocol (FTP) site. To access the FTP site, open your File Explorer program and type ftp://doaftp1380.wi.gov/master_spec​ into the address bar. Please note that Division 01 files are not available on the FTP site.

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D​esign Guide​​lines

​File​

​​Revision Date

HVAC Design Guidelines

​1/14/2021

Mechanical System Naming Conventions

​12/6/2023

​​

Sp​​ecificatio​​ns​​​

​File​

Revision Date

23 01 30.51 - HVAC Air Duct Cleaning

​10/1/2012

23 05 00 - Common Work Results for HVAC

3/28/2022

23 05 13 - ​Common Motor Requirements for HVAC Equipment​​

​12/20/2023

23 05 14 - Variable Frequency Drives

​7/2/2024

23 05 15 - Piping Specialties

​12/20/2023

23 05 23 - ​General Duty Valves for HVAC

11/18/2024

23 05 29 - ​Hangers and Supports for HVAC Piping and Equipment​​

​3/8/2024

23 05 48 - Vibration and Seismic Controls for HVAC Piping and Equipment​

​11/9/2023

​23 05 93 - ​Testing, Adjusting, and Balancing for HVAC

9/23/2024

23 07 00 - HVAC Insulation

​3/27/2024

​23 08 00 - ​Commissioning of HVAC​

​1/17/2017

​23 09 14 - Pneumatic and Electric Instrumentation and Control Devices for HVAC

10/15/2024

​23 09 15 - Direct Digital Control Input/Output Point Summary Tables

​3/28/2023

23 09 23 - ​Direct Digital Control System for HVAC

10/15/2024

​23 09 ​24 - Direct Digital Control System for HVAC (for informational purposes only)

​10/15/2024

23 09 93 - Sequence of Operations for HVAC Controls​

3/28/2023

23 11 00 - Facility Fuel Piping

​10/25/2016

23 12 13 - ​Facility Fuel Oil Pumps

​10/1/2012

23 15 13 - Utility Compressed Air Piping

​5/9/2022

23 21 13 - Hydronic Piping

9/28/2021

​23 21 23 - Hydronic Pumps​

​11/15/2019

23 21 23.13 - Hydronic Pumps for Utilities​

​10/18/2023

23 22 13 - Steam and Condensate Heating Piping

​12/20/2023

​23 22 13.13 - Underground Steam and Condensate Heating Piping

3/27/2024

23 22 13.16 - Underground Hot Water Heating Piping

12/20/2023

23 22 23 - Steam Condensate Pumps

​10/10/2012

23 23 00 - Refrigerant Piping

​10/25/2016

23 24 00 - Internal Combustion Engine Piping

​10/1/2012

​23 25 00 - ​HVAC Water Treatment​

​11/29/2023

​23 30 16 - ​Sump Pumps for Utilities​​

​12/9/2014

23 31 00 - HVAC Ducts and Casings​

​9/13/2024

23 33 00 - Air Duct Accessories

​9/13/2024

23 34 00 - HVAC Fans

​4/5/2017

​23 36 00 - Air Terminal Units

7/11/2023

23 37 13 - Diffusers, Registers, and Grilles

​7/11/2023

23 41 00 - ​Particulate Air Filtration

12/28/2017

23 51 00 - Breechings, Chimneys, and Stacks

​5/1/2017

​23 52 00 - Heating Boilers

​3/7/2023

23 53 00 - ​Heating Boiler Feedwater Equipment​​

​10/1/2012

23 54 00 - Gas Fired Furnaces

​10/1/2012

23 55 00 - Fuel Fired Heaters

​10/1/2012

23 57 00 - Heat Exchangers for HVAC​

​9/23/2022

​​23 62 13 - ​Packaged Air-Cooled R​efrigerant Compressor and Condensing Units

​10/1/2012

​23 64 15 - Water Cooled Chillers

​12/20/2017

​23 65 00 - Cooling Towers

​5/8/2020

23 72 00 - ​Air-to-Air Energy Recovery Equipment​

​12/4/2023

23 73 12 - Air Handling Unit Coils

​2/24/2020

23 73 13 - ​Modular Indoor Central-Station Air-Handling Units

4/12/2022

23 73 23 - ​Factory Fabricated Custom Air Handling Units

4/12/2022

23 73 24 - Factory Fabricated Custom Laboratory Exhaust Energy Recovery Units

4/12/2022

23 81 26 - Split-System Ductless Air-Conditioners

​7/13/2017

23 82 00 - ​Heating and Cooling Terminal Units

​12/11/2023

23 84 13 - Humidifiers​

​10/1/2012

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De​​tails

​File​​​​

​Revision Date

​​Coil Piping Detail A (.DWG)

​8/1/2024

Coil Piping Detail B (.DWG)

​​3/3/2020

HVAC Roofing Detail A (.DWG)

2/24/2020

HVAC Roofing Detail B (.DWG)

​​10/1/2012

HVAC Schedules

​​4/7/2017

Hydronic Pump Detail (.DWG)

3/1/2023

Steam Anchor Detail (.DWG)

​​10/23/2023

​Steam Piping Detail A (.DWG)

​10/20/2023

Stea​m Piping Detail B (.DWG)

​10/8/2024

Steam Pressure Reducing Valve Detail (.DWG)

​11/6/2018

Steam Support Detail (.DWG)

​10/23/2023

Sump Pump Detail (.DWG)

​​​11/20/2023​

Terminal Unit Detail A (.DWG)

​​12/14/2015​

​Terminal Unit Detail B (.DWG)

​​​5/23/2022

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