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Insulated Low Level Flue Kits are factory made twin wall insulated stainless steel low level flue exhaust systems for use with domestic oil fired appliances burning 28 sec. kerosene. The products are manufactured from type 304 bright annealed stainless steel which provides an attractive, easy to install and cost-effective flue system. Each kit is insulated using high density rock wool which features excellent sound absorption qualities resulting in low boiler noise. Circular and square section as well as dedicated versions are available, a protective Terminal Guard & 90° Elbow is supplied with each kit.




  • Made from Corrosion Proof Stainless Steel
  • Sizes 5” & 6”
  • Insulated with Rock Wool Insulation
  • Round & Square Versions Available
  • Comes With 90° Elbow & Terminal Guard
  • Cost-effective & Easy to Fit

Technical Data:


Fuel Type: 28 Sec. Kerosene Oil
Cowl Material: 0.55mm 304 Stainless Steel
Insulation Material: 25mm Rockwool Insulation
Insulation Fire Rating: Euroclass A1
Insulation Thermal Conductivity: 0.034 W/mk
Surface Finish: Bright Annealed Stainless Steel Finish
Maximum Temperature: 250°C