La Marzocco Leva Coffee Boiler Insulation This boiler insulation, held in place by straps, is found in the La Marzocco GB5 (models S and X), Leva, and KB90. This is a special order item shipped directly from the manufacturer separately from the rest of your order: in-stock units ship fast, while out-of-stock units typically require 1-2 weeks for processing before shipping. COMPATIBILITY Fits: La Marzocco GB5 (S, X), Leva, KB90 Replaces: La Marzocco part #F.7.015 Works with: Coffee boiler shell INSTALLATION Basic hand tools; low difficulty, wraps and secures around the boiler with straps.