Waterproofing and Deck Coating Systems (all types) Below Grade Walls, Between Slab Waterproofing, Concrete Waterproofing, Foundation Waterproofing, Under Tile Waterproofing, Pool Decking, Epoxy Floor Coatings, Balcony & Deck Repairs, Planter waterproofing, Floor Leveling, Methane Barrier, Waterproofing without Excavation Contractor for Commercial & Residential. General Waterproofing & Construction, Inc. is a fully licensed, bonded and insured company based in Sacramento California. General Waterproofing's goal has been to provide you with the best solutions for your waterproofing and Deck Coating needs.