Neo-Fermit Universal For metal-threaded connections in conjunction with hemp Easy and clean to work with, non-sticky, non-toxic, non-shrinking, solvent-free Approval: DVGW Available options Available Options: You may also like… Choose optionHemp / Flax Choose optionAnaerobic thread locking Choose optionNipple made of stainless steel Choose optionNO 92 – ISO/EN A4 elbow 90° F x M