Twin Wall Air

Bends

90° Bend

Article Code: 88.90.A

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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.

Inner Wall: Stainless Steel 316L BA (EN 1.4404 - L050) 0.5 mm thick.

Outer Wall: Stainless Steel 304 BA (EN 1.4307 - L030) 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 (suppy 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 € 102,98 € 104,80 € 157,52
Ø 100 € 107,20 € 109,85 € 165,07
Ø 130 € 139,84 € 143,09 € 215,07
Ø 150 € 149,32 € 153,16 € 230,22
Ø 180 € 156,67 € 161,89 € 243,34
Ø 200 € 168,67 € 174,65 € 262,53
Ø 250 € 204,67 € 211,95 € 318,59
Ø 300 € 244,17 € 254,26 € 382,19
Ø 350 € 289,19 € 301,28 € 452,87
Ø 400 € 379,78 € 396,34 € 594,22

I prezzi riportati sul sito possono subire variazioni senza preavviso.

DiDeAS
80130244173
100150264183
130180294180
150200313207
180230344223
200250364233
250300414258
300350464283
350400514308
400450564333

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

Twin Wall Air

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