PREN 1856-1 : DRAFT 2008

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Manufacturer's declaration for type test
5 Dimensions and tolerances
6 Performance requirements
   6.1 General
   6.2 Mechanical resistance and stability
   6.3 Resistance to fire (internal to external)
   6.4 Sootfire resistance
   6.5 Hygiene, health and environment, gas tightness
   6.6 Safety in use
   6.7 Durability
7 Product information
   7.1 Manufacturer's instructions
   7.2 Minimum information to be included in
        the manufacturer's documentation and
        instructions
8 Marking
   8.1 General
   8.2 Chimney sections, fittings or terminals
   8.3 Chimney plate
   8.4 Packaging
9 Product designation
10 Evaluation of conformity
   10.1 General
   10.2 Type testing
   10.3 Factory production control (FPC)
Annex A (normative) Corrosion tests
      A.1 Corrosion test method for products
          designated V1
      A.2 Corrosion test method for products
          designated V2
      A.3 Corrosion test method for products
          designated V3
Annex B (normative) - Choice of size for type
                      test and sampling
Annex C (normative) - Sampling for factory
                      production control
      C.1 Incoming material
      C.2 In-process inspection
Annex D (normative) - Factory production control
      D.1 General
      D.2 Insulation material
      D.3 Metals, including coatings
      D.4 Supports
      D.5 Seals and sealants
      D.6 Manufacturing checks
Annex ZA (informative) - Clauses of this European Standard
                         addressing the provisions of the
                         EU Construction Products Directive
      ZA.1 Scope and relevant characteristics
      ZA.2 Procedure(s) for attestation of
           conformity of metal system chimneys
      ZA.3 CE marking and labelling
Bibliography

Describes the performance requirements for single- and multi-wall system chimney products with rigid metallic liners (chimney sections, chimney fittings and terminals, including supports) with nominal diameter up to and including 1200 mm, used to convey the products of combustion from appliances to the outside atmosphere.