Clay Materials
Cost: $225 earlybird
($275 after March 1st)

What's included

hands on experience installing cob walls
one-on-one guidance from Sigi
comparison of clay wall systems
ample time for questions
browse books in my library
healthy lunch
free tent camping onsite

What we'll be working on

We'll finish building a cob mass wall for a passive solar greenhouse & add lots of bottles.

This course is for you if...

you want to understand how to use local soil to build strong thermal mass walls.

What you learn

benefits of clay walls
understanding ingredients & the function each one serves
how to test site soil for clay content & establish your basic recipe for cob or adobe
low-tech mixing techniques
how to insert bottles
hands-on experience building
passive solar design overview
May 10-12, 2024
in Fawn Grove, PA
Register Now
email me if you havie trouble registering:
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