Browse Forums Landscape & Garden Design there is a standard besser block wall pdf somewhere online with footing sizes, also have a look at dincel. 1 3439 yep you need a joint, foam is easiest, will look fine once rendered with a joint. 2 5466 Versaloc is a mortarless besser block system that still needs a properly engineered footing. If you just do a 400x200 footing it will fail in time. At 17m long you need it… 1 22327 |