Chimneys. Clay/ceramic outer walls for system chimneys. Requirements and test methodsWhat is BS EN 13069 Outer walls of system chimneys about? BS EN 13069 is one of the European standards that discuss chimneys. BS EN 13069 specifies the performance requirements for factory made clay ceramic chimney outer wall elements used to form the outer walls of chimneys and which are used in combination with flue liners on site. BS EN 13069 applies to clay ceramic chimney outer wall elements with solid walls or walls with vertical perforations

Tolerances for products of width < 600 mm cut or slit from plate should be agreed between the manufacturer and purchaser at the time of enquiry and order

ISO/IEC TR 10172 is a technical report that:

The present standard document applies exclusively to the main bus power distribution by LCLs/RLCLs to external satellite loads

It also looks at ways to test for the ignitability of upholstery composites and complete items of furniture

Preparation of concrete bases and fine concrete screeds

ISO 20569 also specifies requirements for their marking and labeling

BS ISO/IEC 42010 offers recommended practice in the creation

and supports essential requirements of the EU Construction Products Directive (89/106/EEC)

BS EN IEC 60974-2 applicable to liquid cooling systems which are separated from the welding equipment or built-in housed in a single enclosure with other welding equipment

There is new guidance on the role of codes or practice and guidance documents as a basis for determining the appropriate fire precautions

Requirements for the characteristics of hexagon socket head cap screws

The five hardness grades of acrylonitrile-butadiene rubbers used are B0 50