Idenden Sprayable Vapour Barrier Coating ET150 is ideal for applications as a vapour barrier coating forn internal and external insulated piping, equipment and air conditioning ducting. It is also suitable as an asbestos encapsulant. It is a high quality polymer emulsion. It is easily applied by spray or brush to provide a durable and flexible, water resistant finish over a wide service temperature range. ET150 has Class 0 Compliance and therefore dries to form a flame resistant finish.