Phoenix Butyl 66 is a butyl-rich, hand-applied, non-setting glazing compound for bead glazing. You can use it for internal and external projects, including: •As part of a bead glazing system for installing sealed units to timber frames (Hodgson Glazing System - B5) •As a sole bedding compound for bead glazing of single glass into timber frames (Hodgson Glazing System - B1) •Bedding glass into steel frames (Hodgson Glazing Systems B1 & B5) Easy to apply and finish You can apply this putty by hand and paint over it once it's cured.