Excelsior Plus

Twin wall insulated chimney system

Excelsior Plus is a twin-walled stainless steel chimney system designed and approved for use with all fuels including gas, oil, wood and approved solid fuels.

An upgraded version of our popular Excelsior twin wall chimney system, the new system is engineered in response to extensive customer feedback and experience in the field, representing another step forward in our promise of continuous development for our products in line with the requirements of the market.

  • Better quality product

    Better quality product with more precise engineering to a higher standard

  • Broader range of components

    1200mm lengths, greater variety of adjustable lengths (200mm – 325mm, 350mm – 530mm, 500mm to 850mm)

  • 100% made in the UK

Technical Specification

Fuel typeGas, oil and approved solid fuels
Diameter range:127, 152, 178, 203mm
Inner liner material0.4mm grade 316L (1.4404)
Outer casing material0.4mm grade 304 (1.4301)
Joint methodEight-barb twist lock jointing system
DesignationsEN 1856-1 T450 N1 D Vm L50040 G(50)
CE approvedYes
Maximum operating temperature450°C negative pressure
Warranty15 years

Excelsior Plus brochure

Excelsior Plus installation instructions

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