Home / Repair Checker / Where's the problem? Where's the problem? Share this page Facebook Twitter What's the problem? Where's the problem? Windows and Doors Floors and ceilings Roof, loft, chimneys Walls Stairs and close Outside Stone, brick harling and structural problems Cracks in outer walls Bulging walls Stone decay Pointing - the mortar between stones Plant growth Brickwork flaking or powdery Flaky crumbling stone - caused by a variety of issues Stone defects Stained stones - caused by gutter leaks Gutters Stained stones around copings, cills and ledges External stone wall features