CONTRACT PVA 5LTR - CONPVA5 Contractors PVA is a multi-purpose primer, sealer, cement and plaster admixture that adheres to most common building and DIY materials. Ideal for priming and dust sealing on flaking surfaces and as an adhesive on wood, cork etc. 10 Litre 15 Litre 4 (NEAT) Can be used as a Cement Admixture. Primer & Sealer. Water Based Product/Water Clean Up. Technical Data (29.5 KB) COSHH Data (23.5 KB)