Groppalli has designed a wide and versatile range of flue systems made of aluminium, iron and stainless steel, for twin and concentric application, suitable for gas and fuel devices with high exhaust temperatures of the flue gases.


Groppalli Systems are CE certified, covered by several patents and authorizations, easy to install, reliable and durable.
The R&D centre is able to conceive any kind of installation designed for different kinds of boilers besides the standard range which is designed to reduce the pressure drop to the lowest level and make the ordinary inspection and maintenance easier.
The standard range offers, in several diameters, 90°-45° elbows, ducts of various lengths, joints, gaskets, clamps, terminals, "T"-adapters, twin –adapters , etc. The 360° rotation option of each component, ensuring a perfect tightness, guarantees the flexibility and the versatility of the system.
01

SINGLE WALL


02

CONCENTRIC KITS


03

ROOF TERMINALS