View cart “Group Head Brush” has been added to your cart. Home › Brew & Serve › Barista Tools › Cleaning › PuroCaff PuroCaff$14.00 All natural, biodegradable and phosphate free ingredients. Odorless. Eliminates coffee residue and oils from espresso machine group heads, valves and lines. Available in 20 oz size only Quantity PuroCaff quantity Add to cart Related products Melitta Coffee Filters #8 $5.00 Hydro Flask French Press $68.00