Genuine Bondaglass G4 Pond Concrete Sealant 5kg Clear Paint on Pond Sealer

Bondaglass G4 Pond Paint is ideal for waterproofing your pond. It is ideal for waterproofing ponds crafted from rendered brick. If using the black paint, the first two coats must be G4 clear. This is because the G4 clear provides the maximum non porous seal and adhesion.

eBay