A Den Haag applicator working exclusively in passive fire protection — fire-resistant sealing of cable and pipe penetrations, fire-rated encasement and boxing-in, and compartment repairs. The firm is a registered applicator under Hilti’s accredited firestop systems, applying tested collars, sleeves and mastics to the manufacturer’s approved details, and holds VCA* 2017/6.0 alongside Koninklijke Metaalunie membership. It has worked in this field for around twenty years and is a recognised leerbedrijf.