Watts Radiant has created a comprehensive heat loss calculation and design software package for radiant heat design projects. This software is easy to use and extremely accurate. As the designer, simply enter all project parameters and let RadiantWorks® do the dirty work.




Works in Windows XP Service Pack 2, Vista (32 and 64 bit), and Windows 7 (32 and 64 bit).

Calculate heat loss for each individual room

Calculate the required water temperature needed to provide enough heat for each room in a zone

Give you a detailed heat loss report for each room and zone

Flag possible design flaws

Print a complete materials list and give you a total dollar value in project cost before installation

Literally cut your radiant heat design time by hours

RadiantWorks® Professional

RadiantWorks® Professional is activated via email. Fill out our RadiantWorks Online Registration Form to get your Registration Key.


Download Information


File Size: 47 MB

Build Version: 2015.2.0

Release Date: 03/02/2015

Pricing Effective: 04/01/2015




Download the file to your local computer by clicking on the provided link and choosing "Save". Once the download is complete, unzip the file and double click SETUP begin installation.

Monday - Friday

7:30am - 5:00pm

2425 S Progress Drive

Salt Lake City, UT 84119

Office Phone: 801.487.5700

Office Fax: 801.466.5914

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