Twin Wall Air

Fittings

Reducer

Article Code: 94.A

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  • Description
  • Features
  • Applications
  • Price List
  • Data Sheet

The Twin Wall AIR Reducer is the necessary component to reduce, compatible with the choice of diameters being used, sub horizontal or sub vertical sections of a Chimney System in accordance with the requirements of UNI EN 1856-1 or of a Flue.

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 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 +/- 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.

Adaptor component to convey and disperse the products resulting from the combustion processes of natural gas-fired boilers in a Chimney Systerm in accordance with the requirements of UNI EN 1856-1; convey and disperse Smoke and Gases generated by the combustion processes of diesel, wood-burning or multi-fuel appliances in Flues.

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 316 - 304 316 - Rame
100 "M" int. a 80 "F" int. € 59,18 € 101,20
130 "M" int. a 100 "F" int. € 64,09 € 109,60
130 "M" int. a 80 "F" int. € 64,09 € 109,60
150 "M" int. a 100 "F" int. € 70,80 € 121,06
150 "M" int. a 130 "F" int. € 70,80 € 121,06
150 "M" int. a 80 "F" int. € 70,80 € 121,06
180 "M" int. a 100 "F" int. € 76,36 € 130,57
180 "M" int. a 130 "F" int. € 76,36 € 130,57
180 "M" int. a 150 "F" int. € 76,36 € 130,57
200 "M" int. a 130 "F" int. € 82,25 € 140,65
200 "M" int. a 150 "F" int. € 82,25 € 140,65
200 "M" int. a 180 "F" int. € 82,25 € 140,65
250 "M" int. a 150 "F" int. € 92,87 € 158,81
250 "M" int. a 180 "F" int. € 92,87 € 158,81
250 "M" int. a 200 "F" int. € 92,87 € 158,81
300 "M" int. a 180 "F" int. € 100,87 € 172,49
300 "M" int. a 200 "F" int. € 100,87 € 172,49
300 "M" int. a 250 "F" int. € 100,87 € 172,49
350 "M" int. a 200 "F" int. € 117,06 € 200,18
350 "M" int. a 250 "F" int. € 117,06 € 200,18
350 "M" int. a 300 "F" int. € 117,06 € 200,18
400 "M" int. a 250 "F" int. € 133,43 € 228,16
400 "M" int. a 300 "F" int. € 133,43 € 228,16
400 "M" int. a 350 "F" int. € 133,43 € 228,16

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

Twin Wall Air

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