exterior, for permanent waterproofing of connection joints (window frames, door, frames or roller shutter guide tracks) in facade insulation systems, suitable for windows set back in the masonry, masonry-flush, and pre-fitted windows: < 10 m², insulant thickness: ≤ 300 mm, not suitable for windows that are flush with the finished facade or protrude from the facade, in case of use in StoTherm Wood: insert the Sto-Joint Sealing Tape Lento over the entire length