Recent content by cejohare

How long will the sealer last usually, and is it a case of reapplying a sealer coat every few years?

i am considering using monocouche d pral on my new house. however it is pretty open to the driving rain and wind. i wastold recently that the elevation that does not get any sunlight will grow algae more than other elevations. 1. is this true? 2. what alternative have i ifthere is one? NB i am...