Certification body: SITAC Swedish Institute for Technical Approval in Construction
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 SP Certifiering.
*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.
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 silencers
Producer: ALNOR Systemy Wentylacji Sp. Z o.o.
Reference document: EN 1506:2007 Ventilation for buildings - Sheet metal air ducts and fittings with circular
cross-section – Dimensions
EN 12237:2003 Ventilation for buildings - Ductwork – Strength and leakage of circular sheet
metal ducts
EN 13162:2009 Thermal insulation products for building applications. Factory made products of
mineral wool
Products: Circular silencer, SIL, SIBL, SIRL, SIBRL
Producer: ALNOR Systemy Wentylacji Sp. Z o.o.
Reference document: EN 1505:2001 Ventilation for buildings - Sheet metal air ducts and fittings with rectangular
cross-section – Dimensions
EN 1507:2006 Ventilation for buildings. Sheet metal air ducts with rectangular section.
Requirements for strength and leakage
Products: Rectangular silencer, SLQ
Producer: ALNOR Systemy Wentylacji Sp. Z o.o.
Reference document: EN 1505:2001 Ventilation for buildings - Sheet metal air ducts and fittings with rectangular
cross-section – Dimensions
EN 1507:2006 Ventilation for buildings. Sheet metal air ducts with rectangular section.
Requirements for strength and leakage
EN 10088-2:2007 Stainless steel - Part 2: Technical delivery conditions for sheet/plate and
strip for general purposes
Products: Rectangular silencer, SLQ-K
Certification body: National Institute of Hygiene
Application: Designed for use in ventilation systems in apartment buildings, public utility objects ,hospitals and industrial plants
Products CODE: Round silencers
*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.
Certification body: National Institute of Hygiene
Application: Designed for use in ventilation systems in apartment buildings, public utility objects ,hospitals and industrial plants
Products CODE: Rectangular silencers - galvanized
*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.
Certification body: National Institute of Hygiene
Application: Designed for use in ventilation systems in apartment buildings, public utility objects ,hospitals and industrial plants
Products CODE: Rectangular silencers - stainless steel
*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.