Turbo dūmvadi
Turbo double wall elbow 90° INOX d. 80/130
The indicated price is valid ordering till 16.02.2026.
Please contact us on +371 28339922 to check if the item is in stock before making a purchase. Just because the indication is available does not guarantee that the item is available immediately.
Description
The twin wall air 90° bend is the fundamental component for changing direction of the vertical or sub-horizontal sections of a flue or a chimney system in accordance with the requirements of uni en 1856-1.
Features
Inner wall: stainless steel 316l ba (en 1.4404 - l50), 0.5 mm thick.
Outer wall: stainless steel 304 ba (en 1.4301 - l20), 0.5 mm thick, or copper 0.6 mm thick.
Insulation: annular space air 25 mm thick.
Welding: longitudinal tig process for the fusion of adjoining pieces without filler.
Belling: cold moulding, done with a mould and counter-mould hydraulic expansion system ensuring calibrated joints with a tolerance of ±2 mm.
Accessories: triple-lip silicone gasket to ensure the joint is sealed; locking band to secure the joint and ensure the continuity of the system.
Applications
Conveys and disperses the products resulting from the combustion processes of natural gas-fired, diesel, wood-burning or multi-fuel boilers.
Construction of ventilation systems (supply and return air).
For the designation of the chimney system according to uni en 1856-1, the following is allowed:
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Operation: dry (D) / wet (W)
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Pressures: positive (P1 = 200 Pa) / negative (N1 = 40 Pa)
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Operating temperature: ≤ 200 °C with silicone gasket and P1 = 200 Pa.
