The plaster layer is a very dense mortar, which reduces

Problem, a very dense mortar layer, called plaster, is applied over the entire interior surface of the pool. Concrete however is porous which means that water would leak out constantly. Of a concrete pool, is made from concrete and steel reinforcing. The interior surface of a concrete pool is a very dense mortar that is troweled to a water resistant smooth finish. By using this website you are agreeing to the terms and conditions.Ĭoncrete swimming pools are the best pools that money can buy but when it comes to repairs, like to the interior surface of the pool, the repair costs can get very For more information see the full disclaimer page. In order to keep this resource about pools and spas available for free to all readers I earn commissions for purchases made through links on this page.