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Energy efficiency labelling – a guide

By: RSA Energy Efficiency Initiative

This guide (Edition 2015) provides an overview of energy efficiency label compliance in South Africa as per the Department of Trade and Industry

This label guideline was developed under the energy efficiency Standards and Labelling (S&L) Project; a project initiated by the Department of Energy in collaboration with the Department of Trade and Industry, the Global Environment Facility and the United Nations Development Programme.

Read more: Energy efficiency labelling – a guide

Copper soldering – The dos and don’ts (part 1)

Each month, the Copper Development Association Africa (CDAA) brings you more insight into the dos and don’ts of copper soldering

Copper tube and fittings may be joined in a number of ways, depending on the purpose of the system. Soldering and brazing with capillary fittings are the methods used most often.

Read more: Copper soldering – The dos and don’ts (part 1)

Noise and its measurement (Part 5)

By: The Technical Manual for Waste Systems by Valsir

In part 5 of this series on noise pollution, we look at the impact of system geometry on noise levels

Waste systems are characterised by airborne and structure-borne sound; it is therefore necessary to adopt measures in planning and installation aimed at reducing both.

Read more: Noise and its measurement (Part 5)

Soldering of copper: Dos and don’ts

Supplied by: Copper Development Association (CDA)

We’re excited to introduce the first article in a series of fourteen that will be covering issues of joining and brazing

A good joint is the product of a well-trained craftsman who knows and respects the materials he uses. Whilst soldering and brazing operations are basically simple, the difference between good and poor technique may be the difference between a good joint and a failure.

Read more: Soldering of copper: Dos and don’ts

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