01 June 2023

Technical information

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Multiple flue chimney constructed from a resistant, self-supporting pipe, designed to house the flues in its interior, which are heat-insulated along their entire length with high-density Rockwool and factory fitted.
 0099 CPD A71 0076
Standard materials:
S235 JRW CORTEN steel (or higher)
AISI 304 (1.4301) stainless steel
AISI 316 (1.4401 or 1.4404) stainless steel
Other materials to order. Consult availability.
Optionally, any product from our range of modular chimneys may be used as a flue

Standard materials
JR S235 Steel (or higher)
S235 JRW CORTEN steel (or higher)


Flues which are heat-insulated along their entire length.
Standard materials:
100 kg/m³ density Rockwool
Thicknesses; 30,40,50,60,80 and 100 mm (depending on the temperature of fumes)
Other materials to order. Consult availability.


Dusting to grade 2.5 s/sis-055900 of all of the outer surface using neutral sand; two coats of epoxy primer and final finish coat as per RAL colour chart. Final thickness of 100 to 150 microns.


1.Terminals: Manufactured from stainless steel. They protect the outer finish of the chimney from contact with fumes.

2.Lifting lugs: 
Elements for anchoring during transport and for lifting during assembly (2+2 at 180º).

Provides access to the interior of the chimney for maintenance and inspection tasks. Each flue also has its own inspection chamber for inspection and cleaning purposes.

4.Fastening flange:
Anchoring element on the base. Includes reinforced placards

Drainage pipe with internal thread and made from stainless steel

6.Flues: independently heat-insulated

7.Optional inner platforms:
Provide easier access for the maintenance of elements such as lightening conductors and beacons

8.Optional interior stairs:
Provide access to the platforms.


Chimenea autoportante consistente en un fuste metálico resistente exterior de sección circular, que contiene en su interior el conducto de humos calorifugado con lana de roca de alta densidad, premontado en origen, y soportado y guiado por elementos de bajo puente térmico.

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