Cob and earth walls often have a friable surface which needs to be prepared before render or plaster can be applied. The wall surface should be dampened down on the day before application. A harling coat which is designed to stablise the friable cob is then applied to the wall by casting on from a HARLING TROWEL.
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The factors controlling a successful render onto cob will be preparation, and most importantly the control of suction, a detail requiring attention at all times ...
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Oct 22, 2006 · Can someone please tell me the best way to go around rendering on cob. Do i need to mesh it? Is it a limey mix? Or both? The cob is very ...
Oct 28, 2023 · We are gradually changing the house to lime render. Helix bars sound a good option for tying in a brick wall to a cob wall. Are you planning to ...
There are two main reasons why cement render does not work well with cob and stone buildings - the first is that unlike lime it is hard and brittle and does not ...
Dec 30, 2018 · the issue is that cement based coverings do not allow moisture to pass through the wall. Also , known as' breathing'. If a lime based plaster is ...