The Zinsser Gardz High Performance Sealer Primer is a clear, water-based solution designed to provide superior sealing for a variety of surfaces. With a capacity of 2.5 litres, this sealer is suitable for use in any room and offers excellent coverage. The high performance formula ensures long-lasting protection and durability, making it an ideal choice for those looking to safeguard their surfaces from water damage and stains. The Zinsser brand is known for its quality and reliability, making this sealer primer a trusted option for any home or commercial space.