Adaptor Prima Smooth to ICS

This item is used to convert from Prima Smooth to ICS25.

  • 316L Grade Stainless Steel
  • Corrosion tested
  • Lightweight
  • Precision engineered jointing system
  • Available in matt black or steel finish
  • Can be painted
  • Range 125, 150, 180, 200
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Prima Smooth is a lightweight precision engineered product, designed for use on atmospheric wood burning and multifuel appliances with continuous operating temperatures of up to 600°C.

The joints in the pipe are designed to give a smooth visual appearance and Prima Smooth is available in two surface finishes:-

  • Matt 316L grade stainless steel.
  • Matt black painted 316L grade stainless steel using a special high temperature resistant paint.

Technical Specification

  • 316L Grade Stainless Steel
  • Attractive appearance
  • Lightweight
  • Available in matt black or steel finish
  • Can be painted
  • Available in 125, 150, 180 and 200mm internal diameters
  • Two surface and two thicknesses available 1mm & 0.6mm
Exciting news from Schiedel Chimney Systems for Stove and Chimney Installers!

Whenever you register an installation with our easy to use, online guarantee registration portal, you will now accrue points based on the number of installations and installation type.

Once you have reached a minimum of 25 points, you can begin to redeem them for £25 Love2Shop vouchers.

So start to register your installations, taking full advantage of our Lifetime Guarantee on Flex and ICID, as well as guarantees on all our other ranges, and to commence earning points 🙂

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ICS BIM Business Information Modelling catalogue

A range of Schiedel Products for Commercial and Residential are now available within our new 3D BIM (Building Information Modelling) Catalogue.

Engineers, planners and architects now can have an significant influence on making Schiedel the choice of the chimney at the beginning of the planning process, with the comprehensive data available for a range of components.

All BIM and AEC CAD formats, like Autodesk Revit, Nemetschek Allpan and Grafisoft Archicad for the respective CAD systems are available to engineers, planners and purchasers for free. You can add these formats under your own account section. Schiedel BIM is free to use and you just need to enter your email address to register and download your formats (for free!).

The brief video below shows the capabilities of Schiedel BIM.



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

High Temperature Applications

Connecting Flue Pipe
EN1856-2 TÜV 0036 CPR 9195 029
T600 N1 W V2 L50060 GXX NM
T600 N1 W V2 L50100 GXX NM
(XX = 3 x Ø Int. of Pipe)

High Temperature Applications

Chimney Liner
EN1856-2 TÜV 0036 CPR 9195 033
T600 N1 D V2 L50060 G
T600 N1 D V2 L50100 G

ICS Plus Approvals and Technical Details

ICS ICS Plus ICS 5000
Fuel Gas, Oil, wood, coal Gas, oil Deisel generators, gas, oil
Firing temp 450°C 160°C
Continuous Firing temp 540°C
Short Firing temp 550°C 200°C 760°C
Thermal Shock 1000°C 1100°C
Mode of Operation Zero & negative pressure Positive pressure Positive, zero & negative pressure
Pressure Capabilities 40Pa 200Pa 5000Pa (for higher pressure applications consult Rite-Vent Technical Department)
Fire Rating 4 Hours Fire Rating to BS 476 Part 20
Outer Case 304 : 1.4301 : X5CrNi 18-10
Outer Case Thickness 0.6mm 0.6mm (150 – 455mm dia.) 0.7mm (505 – 605mm dia.)
Seam Laser or inert gas welded
Liner 316L : 1.4404 : X2CrNiMo 17-12-2
Liner Thickness (mm) 0.5mm 0.6mm
Insulation High performance mineral fibre
Insulation Thickness 25mm (50, 75, 100 available) 25mm
Average Thermal Resistance (200°C) 0.508m² k/w


ICS is CE Certified to EN1856-1 TÜV 0036 CPR 9195 001 with designations:
ICS is CE Certified to EN1856-2 TÜV 0036 CPR 9195 041 with designations:

System Chimney EN1856-1
Connecting Flue Pipe EN1856-2
T450 N1 D V2 L50050 G100 M
T450 N1 W V2 L50050 G60
T450 N1 D V3 L50050 G60

60mm Distance to combustibles in a combustible shaft*

T450 N1 W V2 L50050 G50
T450 N1 D V3 L50050 G50

50mm Distance to combustibles in a non combustible shaft or in free air*

T200 P1 W V2 L50050 O00
Zero distance to combustibles*

• Kitemarked to BS4543 Parts 2 & 3 for gas, oil and solid fuel (Ø 80mm – 200mm inclusive)
• Manufactured under a Quality Management Scheme approved to BS EN ISO 9001
• 4 Hour Fire Rating to BS476 Part 20
• Certified for corrosion resistance on gas, oil and solid fuel by Gastec, MPA and TÜV
• HETAS listed for use on solid fuel applications.

We have various photos of our products available on flickr. Please click here to visit our page, where you will also find images of our HETAS Approved Schiedel Training Academy, as well as examples of our products in Residential and Commercial situations.



We are featured in various online and offline publications, with articles about our products, installation examples and much more, including distributors of our range. Visit our Pinterest page to see more.

Schiedel TV Channel

Visit our YouTube channel, where you fill find a number of useful videos guides and installation instructions, as well as a number of videos showing how are steel products are made within our manufacturing base in the North East of England.