Johnstones Weatherguard 6 Year Exterior Undercoat has been specially developed to be used in conjunction with Johnstones Weatherguard 6 Year Exterior Gloss to provide an exceptionally durable and long lasting high gloss finish for exterior wood and metal. the special formula retains flexibility for longer than traditional undercoats and is resistant to blistering, cracking and peeling.
Coverage: 12 sq-metres per litre.
Drying time: 16-24 hours