Twin Wall Air

Bends

30° Bend

Article Code: 87.A

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The Twin Wall AIR 30° 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.

Inner Wall: Stainless Steel 316L BA (EN 1.4404 - L50) 0.5 mm thick.

Outer Wall: Stainless Steel 304 BA (EN 1.4301 - L20) thickness 0.5 mm or Copper 0.6 mm thick.

Insulation: Annular space air 25mm 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 +/- 2mm.

Accessories: triple lip silicone gasket to ensure the joint is sealed; locking band to secure the joint and ensure the continuity of the system.

Convey and disperse 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:

operation:
- Dry (D)
- Wet (W)

pressures:
- Positive (P1 = 200 Pa)
- Negative (N1 = 40 Pa).

Operating temperatures:
- ≤ 200 ° C with silicone gasket and P1 = 200 Pa

Dimensione 304 - 304 316 - 304 316 - Rame
Ø 80 € 46,34 € 47,16 € 70,89
Ø 100 € 48,24 € 49,43 € 74,28
Ø 130 € 62,93 € 64,39 € 96,78
Ø 150 € 67,19 € 68,92 € 103,60
Ø 180 € 70,50 € 72,85 € 109,50
Ø 200 € 75,90 € 78,59 € 118,14
Ø 250 € 92,10 € 95,38 € 143,36
Ø 300 € 109,88 € 114,42 € 171,99
Ø 350 € 130,14 € 135,58 € 203,79
Ø 400 € 170,90 € 178,35 € 267,40

I prezzi riportati sul sito possono subire variazioni senza preavviso.

DiDeASNumeroSaldaturaSaldaturaSaldatura
mmmmmmmmSettoriDi - 316De - 304De - Rame
80130226512TIGTIGTIG
100150236532TIGTIGTIG
130180251542TIGTIGTIG
150200261562TIGTIGTIG
180230276582TIGTIGTIG
200250286592TIGTIGTIG
250300311632TIGTIGTIG
300350336662TIGTIGTIG
350400365692TIGRULLIAGGRAFFATI
400450386732RULLIRULLIAGGRAFFATI
450500399822RULLIRULLIAGGRAFFATI

The technical data on the website are subject to change without notice.

Twin Wall Air

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