The British Gypsum ThistlePro PureFinish 25kg bag is a high-quality plaster that has been formulated for smooth, durable finishes in both renovation and new build projects. This premium plaster incorporates ACTIVair technology to improve indoor air quality by absorbing formaldehyde, making it ideal for creating healthier living and working environments. It is easy to mix and apply, with excellent workability that allows for superior results whether applied by hand or machine. This versatile plaster can be used on a wide variety of backgrounds including medium-density blockwork and concrete.