permaculture@lists.ibiblio.org

Subject: permaculture

List archive

Re: [permaculture] Stained urbanite?

From: "Lawrence F. London, Jr." <lfl@intrex.net>
To: permaculture <permaculture@lists.ibiblio.org>
Subject: Re: [permaculture] Stained urbanite?
Date: Fri, 20 Jun 2003 00:42:53 -0700

Rick Valley wrote:

iron sulfate works great on wet concrete, and it will stain hard concrete,
but fades rather quickly. You can also "age" or "open" the surface with an
acid (recommendations on which one, anyone?)

Muriatic acid which is dilute hydrochloric acid used to clean masonry and
excess mortar
from brick/block.

--
L.F.London
lfl@intrex.net
http://market-farming.com
http://www.ibiblio.org/ecolandtech

[permaculture] Stained urbanite?, ingrid, 06/19/2003
- Re: [permaculture] Stained urbanite? YES, Treesa Jane Rogerson, 06/19/2003
  - Re: [permaculture] Stained urbanite? YES, Lawrence F. London, Jr., 06/19/2003
    - [permaculture] unsubsribe, mbg, 06/21/2003
- Re: [permaculture] Stained urbanite?, Rick Valley, 06/19/2003
  - Re: [permaculture] Stained urbanite?, Lawrence F. London, Jr., 06/20/2003