Performance Primer Sealer (Shellac-based)

High performance shellac-based primer and stain blocker with superior opacity and low odour. Adheres to glossy surfaces including glass, and seals stains from water, sap, knots, nicotine, marker pen and more. Permanently blocks odours. Suitable for spot priming exterior surfaces. For interior walls, ceilings, woodwork, and stain-sensitive substrates.