Round duct and fittings

Note!

Note!

Note!

Reproduction, copying, photographing, scanning, digitizing document for marketing purposes is prohibited. The model document is published exclusively for customers who have purchased the products listed in the document.

Technical Approval -

Technical Approval - "D" class leaktightness according to EN 12237:2003 - round elements with seals

Technical Approval - "D" class leaktightness according to EN 12237:2003 - round elements with seals


Certification body: RISE Research Institutes of Sweden AB | Certification (formerly SITAC )

Application: Designed for use in ventilation systems in apartment buildings, industrial plants and public utility objects including hospitals.

Products: Alnor round Spiral duct system

Alnor round spiral ducts and ductwork elements are manufactured according to Swedish Technical Approval no. 0103/07 issued by RISE (formerly SP Certifiering).

 

TÜV Rheinland Monitoring + Testing  -  Round ventilation duct and fittings

TÜV Rheinland Monitoring + Testing - Round ventilation duct and fittings

TÜV Rheinland Monitoring + Testing - Round ventilation duct and fittings


Certification body: TÜV Rheinland Group

Application: Designed for use in ventilation systems in apartment buildings, industrial plants and public utility objects including hospitals.

Products: Round ventilation ducts and fittings, access doors, round roof elements

M1 Cleanliness classification air handling components Segmented Fittings

M1 Cleanliness classification air handling components Segmented Fittings

M1 Cleanliness classification air handling components Segmented Fittings


Certification body: The Building Information Foundation RTS sr

Reference document: the Classification of Indoor Climate 2008 and the Cleanliness Classification of Air-handling Products, General Instructions

Products: segmented fittings: bends, flat reductions, reducers, collar saddles, saddles tees, t-pieces, y-pieces, male couplings, coupling with gasket, lateral pressed saddles, setoffs, regulating dampers, adjusting and shut-off dampers, back draught dampers, sliding dampers, multi-blade dampers

M1 Cleanliness classification air handling components Pressed Fittings

M1 Cleanliness classification air handling components Pressed Fittings

M1 Cleanliness classification air handling components Pressed Fittings


Certification body: The Building Information Foundation RTS sr

Reference document: the Classification of Indoor Climate 2008 and the Cleanliness Classification of Air-handling Products, General Instructions

Products: pressed bends, reducers, t-pieces, take-offs

M1 Cleanliness classification air handling components Spiral Ducts

M1 Cleanliness classification air handling components Spiral Ducts

M1 Cleanliness classification air handling components Spiral Ducts


Certification body: The Building Information Foundation RTS sr

Reference document: the Classification of Indoor Climate 2008 and the Cleanliness Classification of Air-handling Products, General Instructions

Products: spiral ducts

Hygienic certificate - Spiral ducts and fittings - galvanized

Hygienic certificate - Spiral ducts and fittings - galvanized

Hygienic certificate - Spiral ducts and fittings - galvanized


Hygienic Certificate No: HK/K/0437/01/2017 valid till 2022-07-04; HK/K/0437/02/2017 valid till 2022-07-04; HK/K/0437/03/2017 valid till 2022-07-04

Certification body: National Institute of Public Health - National Institute of Hygiene

Application: ventilation and air-conditioning systems in residential housing, public utility building, hospitals and industrial facilities.

Products: Spiral and rectangular ducts and fittings made of galvanized steel, as well as intake and exhaust louvres, grilles, air dampers, roof cowls.

Hygienic certificate - Spiral ducts and fittings - stainless steel

Hygienic certificate - Spiral ducts and fittings - stainless steel

Hygienic certificate - Spiral ducts and fittings - stainless steel

 

Hygienic Certificate No: HK/K/0437/04/2017 valid till 2022-07-04; HK/K/0437/05/2017 valid till 2022-07-04; HK/K/0437/06/2017 valid till 2022-07-04

Certification body: National Institute of Public Health - National Institute of Hygiene

Application: ventilation and air-conditioning systems in residential housing, public utility building, hospitals and industrial facilities.

Products: Spiral and rectangular ducts and fittings made of stainless steel steel, as well as intake and exhaust louvres, grilles, air dampers, roof cowls.

Hygienic certificate - Spiral ducts and fittings - aluminium

Hygienic certificate - Spiral ducts and fittings - aluminium

Hygienic certificate - Spiral ducts and fittings - aluminium


Hygienic Certificate No: 
HK/K/0437/07/2017 valid till 2022-07-04; HK/K/0437/08/2017 valid till 2022-07-04

Certification body: National Institute of Public Health - National Institute of Hygiene

Application: ventilation and air-conditioning systems in residential housing, public utility building, hospitals and industrial facilities.

Products: Spiral and rectangular ducts and fittings made of aluminium as well as intake and exhaust louvres, grilles, air dampers, roof cowls.

Report - Testing of air tightness of a circular duct system

Report - Testing of air tightness of a circular duct system

Report - Testing of air tightness of a circular duct system


Certification body: Accredited Testing Laboratory - SP Technical Research Institute of Sweden

Test object: Circular duct system - sheet thickness 0.5 mm, 0.6 mm, 0.7 mm, 1.2 mm.

Reference document: standard EN 12237:2003 ”Ventilation for buildings – Ductwork – Strength and leakage of circular sheet metal ducts”.

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