ChimneyLab Europe have more than 20 years experience in type testing chimneys and related products for CE-certification

Concrete flue block test

Accredited initial type test according to EN 1858

Typical test sequence for a negative pressure (N1), dry (D) chimney:

  • Straightness
  • Squareness of ends
  • Gas tightness
  • Thermal performance test
  • Abrasion resistance
  • Compressive strength
  • Ultimate compressive strength
  • Bulk density
  • Thermal resistance (calculated)
  • Flow resistance (calculated)
  • Dimensions and tolerances



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