Calke Green is named after Calke Abbey, the country house in Derbyshire where an aged version of this rich green colour was originally found. As a wall colour, it works particularly well with Old White on ceilings and woodwork.Exterior Masonry is a super-matt, long-lasting finish for exterior walls. Its water-resistant formula protects walls, while at the same time offering the highest level of water vapour permeability to allow them to breathe. Applied in line with the Product Advice Sheets, it resists flaking, peeling, and fading for up to 15 years. Providing it has been applied in accordance with Farrow & Ball Product Advice Sheets. Not suitable for use on exterior plastic surfaces or decking.Available in 108 Farrow & Ball colours.