[GSBN] Drainage within a plaster system

Frank Tettemer frank at livingsol.com
Tue Jul 9 01:53:55 UTC 2013


This is so embarrassing!
I did NOT mean to write that John is "just" a builder.
I meant to write that I am just a builder. I am also feeling "just 
humiliated".
(Always proof-read what you've typed, Frank, before pressing Send.)

You are way over-qualified for that designation, and my appologees to you,
John "Much More than Just a Builder" Swearington.

Regretfully Embarrassed Frank

........................................................................................................
An hour ago, Frank Tettemer wrote:
I really like what you're doing with this, John!

The stitching of 14g wires answers all my concerns of the outer layer of 
render flaking off, or pulling away from the structure.
And I imagine that this stitching would also reinforce the lateral 
resistance of the plaster, when it's ask to act as a wind bracing,
and when it's contributing to seismic resilience.

Would any Engineers on the list want to confirm this? John and I are 
just builders, after all, and speaking for myself, I'm only qualified 
for driving nails, not engineering.
(other than "intuitive engineering".
I _may_ be qualified for that.).

Frank
........................................................................................................................ 

John Rain Skeemer Swearington wrote:

We/ve used a similar product, with good success, by Benjamin Opdyke: 
http://www.benjaminobdyke.com/visitor/subcategory/subc/rainscreenProducts.

We applied it more or less as Frank says:  we used a thick scratch 
(base) coat of plaster over the bales, and then tied the rainscreen 
(Homeslicker plus Typar) and light stucco lath onto the building with 
14g wires through the bales. The Typar stops the next plaster coat from 
filling the gap.  This sounds more laborious than it was; it went pretty 
quickly. Then we applied  a regular three-coat plaster, though a thick 
two-coat would also work.  We used a custom flashing at the bottom of 
the bottom of the wall to carry away the water.I see

This was in a highly exposed round tower sticking up through a tile 
roof, a fairly challenging location that receives high winds and driving 
rain.  We've gone through the first winter, including some hurricane 
force winds, with no sign of leakage

John "Rain Skeemer" Swearingen

-- 
Frank Tettemer
Living Sol ~ Building and Design
www.livingsol.com
613 756 3884




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