90 Degree Tee – Prima Plus

This item is used to connect from the connecting flue pipe to the vertical chimney. Suitable for use without any gaskets in negative pressure (N1) applications.

By adding a lip seal gasket to the male end of the liner it can be used on positive pressure applications (P1).

  • Able to set vertical from horizontal positions.
  • Use with other component’s (i.e. Drain plug, Tee plug).
SAP: 90 Degree Tee - Prima Plus Categories: , Tag:

SKUInt mmColourDimension A BDimensionsQuantityWeightAdd to Wish ListPrice
10649680Plain195 / 120N/A
£60.98 ex-VAT
106497100Plain215 / 130N/A
£63.36 ex-VAT
106500130Plain245 / 145N/A
£66.60 ex-VAT
106502150Plain265 / 155N/A
£70.43 ex-VAT
106504180Plain295 / 170N/A
£82.84 ex-VAT
106505200Plain315 / 180N/A
£96.43 ex-VAT
106506230Plain345 / 195N/A
£116.79 ex-VAT
106507250Plain365 / 205N/A
£135.64 ex-VAT
106508300Plain415 / 230N/A
£152.64 ex-VAT


Prima Plus is a high quality 316L stainless steel single wall flue system with a wall thickness of 0.6mm. It is designed for use on gas and oil burning stoves and boilers with continuous operating temperatures up to 450°C and short firing up to 600°C.

With the addition of a gasket to the joint, Prima Plus is designed for fluing condensing gas and oil appliances with positive pressures up to 200Pa, continuous operating temperatures up to 160°C and short firing up to 200°C.

Additional information

Weight N/A
Int mm

100, 130, 150, 180, 200, 230, 250, 300, 80



Dimension A B

195 / 120, 215 / 130, 245 / 145, 265 / 155, 295 / 170, 315 / 180, 345 / 195, 365 / 205, 415 / 230

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Technical Specification

Chimneys are subject to significant corrosion attack by flue gas condensates, particularly from solid fuel heavy oils and condensing appliances. Prima Plus and Prima Plus 1mm are specifically designed and manufactured to resist this corrosion. It is the only stainless steel single wall chimney system in the world to have passed the internationally recognised Gastec corrosion test.

Prima Plus Prima Plus with Lip Seal
Fuel Gas, Oil, Wood, Solid Fuel Gas, oil
Continuous Firing
(Connecting Flue Pipe & Chimney Liner
600˚C (T600) 200˚C (T200)C
Continuous Firing
(System Chimney)
450˚C (T450)C 200˚C (T200)
Soot Fire Restistance Yes (G) No (O)
Mode of Operation NI PI
Pressure Rating 40Pa 200Pa
Wall Thickness 0.6mm
Material 316L : 1.4404 : X2CrNiMo 17-12-2


Prima Plus is CE Certified for the following applications:-

  • Connecting Flue Pipe – EN1856-2 TÜV 0036 CPR 9195 017
  • Chimney Liner – EN1856-2 TÜV 0036 CPR 9195 019
  • System Chimney – EN1856-1 TÜV 0036 CPR 9195 018

CE Designations are as follows:-

Connecting Flue Pipe

  • T600 N1 W V2 L50060 G400 M* (High Temp)
  • T200 P1 W V2 L50060 O200 M* (Low Temp)
  • T200 N1 W V2 L50060 O200 M* (Low Temp)

System Chimney

  • T450 N1 W V2 L50060 G50** (High Temp)
    T450 N1 D V2 L50060 G50*** (Low Temp)
    T200 P1 W V2 L50060 O200 (Low Temp)

Chimney Liner

  • T600 N1 W V2 L50060 G (High Temp)
  • T200 P1 W V2 L50060 O (Low Temp)

* M stands for measured distance to combustibles on a connecting flue pipe application in the range of diameters Ø150-Ø200
For other diameters in the range the following distances should be used:
When The product is used on solid fuel applications Ø100 = 375mm Ø130 = 390mm
** Used internally inside a non combustible shaft
*** Insulated and used internally inside a suitable enclosure

The Prima Plus range is manufactured under the strict requirements of BS EN ISO 9001 Quality management scheme. Prima Plus has corrosion certification from Gastec, MPA and TÜV. Prima Plus is listed by HETAS as a product suitable for solid fuel.

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