Painting Exterior render, mix of old and new

Great improvement, looking a lot better,also make sure the sealant between window frames & blockwork is ok & not coming away or missing.

All you need now is a few warm dry days.

 

Astramax: Any benefits using a oil based sealer over a polymer emulsion based sealer like the Sandtex above or Everbuild 406 Stabilishing fluid.

 

Yes, it is very easy to apply too much Sandtex type sealers and over seal the porous surface leading to paint adhesion failure due to a glazed finish. , the primer sealer binds the surface together when fully cured without the possible glazing problems.