COVID-19 Update 15th June 2021: We are open! Bookings for workshops now being taken. Max 2 people from a single household until restrictions lift further. Welcome back!
Powertex Bister is a very dark brown water-based liquid patina to use in combination with Powertex Ivory and Terracotta. Bister is not waterproof and always needs to be finished with Easy Varnish