Below grade envelope

1. Extrude hempcrete and core voids.
2. Install rebar in cores
3. Pour concrete in cores.
4. Parge coating
5. Thoroseal non toxic breathable water proofer
6. Delta-MS

hempcrete: by volume 30% Binder + 70% hurd
concrete:  by volume 30% Binder + 70% sand

Binder (Borax not required)

  • 160g flyash
  • 240g GBFS
  • 113g Sodium Silicate
  •  45g NaOH
  • 115g H2O

 


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