← Back to Kevin's newslettersPublished: 2016 Nov 30

Hi friends,

Thanks to many of you, my design tool Subform met its Kickstarter goal last month. Thank you!

After Ryan and I shipped copies to our backers, I finally had some time over the Thanksgiving holiday to get back to designing the workshop. In particular, deciding whether I should insulate.

My math skills have gotten rusty (occupational hazard of software “engineering”), so I fortified myself with a few pints and dove in swinging with differential equations, Mathematica, and ugly charts until I had my answer:

Thermal equations

Varying R-values

Check out the full article here.