The first, the most imitated, its name already best expresses its performance in passing through floors, slabs and roofs in wood or flammable material: SICURO Available with stainless steel, copper or painted finish, SICURO is compatible with the entire De Marinis range, in compliance with the prevailing regulations and without neglecting the aesthetics of the installation environment. In fact, thanks to the special universal junction, the DESIGN system can also be connected directly, eliminating unsightly double-wall junctions.

Data sheet

    Product marking “CE” according to the European standard EN 1856-1:2009.
    Internal wall: austenitic stainless steel AISI 316L BA (EN 1.4404).
    External wall: austenitic stainless steel AISI 304 BA (EN 1.4301) Copper.
    Flue systems (ducts, flue pipes, metal chimneys, air conduction) produced by heat generators like atmospheric, pressurized, air blown, traditional or condensing, domestic or industrial kitchen hoods, wood stoves, fireplaces or pellet stoves: used to pass through materials that could burn (eg roofs or slabs made of wood).
    External or internal installation.


    Nominal diameter of connection: 80 - 100 - 130 - 150 - 180 - 200 - 250 - 300.
    10 years.
    Do not use for application fields different from those therein expressed: contact our offices for further technical information covering different types of generators or applications in the presence of halogen vapor (eg. laundry - ironing - chemicals laboratories).
    We suggest you to strictly follow the indications included in the “use and maintenance handbook” or in this catalogue.


Breve testo descrittivo Matte black painted
Sicuro: Stainless steel BA exterior finishing Stainless steel BA exterior finishing
Sicuro: Natural copper exterior finishing Natural copper exterior finishing
Painted on RAL definition exterior finishing Painted on RAL definition exterior finishing
Breve testo descrittivo Painted rusty


Flue system with high temperature, wet fumes and negative pressure too

Data sheet