Updated News

Please see below some updated News Articles and company updates, from the desks of Howard Harris, Graeme Sher and Gerry Joubert.

Hot Water Storage Volume principles and calcs

- 1/21/2020 10:33:19 AM

In this document we will consider hot water systems design as presents within the legal systems around new South African buildings and the current SANS10400XA standard

1. A Building as defined

In the National Building Regulations and Building Standards Act 103 of 1977 a building is defined as follows:  


Are tinted windows better for thermal comfort?

- 9/18/2019 3:06:00 PM

We recently had the opportunity to model a building for a client with an unusual brief. Their building was situated on the coast in the garden route, and they requested u...

Energy Modelling of buildings – recent learning

- 5/30/2019 9:51:26 AM

First overall observation: Some professional scepticism is always necessary. To have blind faith in our energy modelling software programmes and modellers results is no...

Hot water heaters - Designing For Drought

- 5/13/2019 12:14:21 PM

The climate change scientists commenting on the drought in Cape Town say that it is unlikely that our rainfall patterns will resume back to levels experienced before the turn of the century. This m...

Part 3: Quo vadis (where to) Energy Usage Regulati

- 8/28/2018 11:47:36 AM

Directing the Energy Usage standard keep to the KISS (keep it simple stupid) principle. Consistently the call from the National Regulator for Compulsory Specifications to the SA...

Part 2: Quo vadis (where to) revised Energy Usage

- 8/13/2018 8:20:12 AM

Research driven revisions to SANS10400XA Research (modelling by University of Pretoria for the Clay Brick Association) and thermal resistance testing of walls (mainly by the CB...

Part 1: Quo vadis (where to) revised Energy Usage

- 7/30/2018 11:56:24 AM

The advent of mandatory Energy Usage standards in South Africa: The Minister for Trade and Industry – Rob Davies signed [1]amendments to the National Buildings for energy us...

SP Energy's first XA Unmasked Presentation in PMB

- 6/19/2018 2:40:12 PM

Saturday, 16 June 2018 - SP Energy held their first XA Unmasked Presentation at the beautiful Maritzburg Golf Club, with the presentation being presented by Howard Harris.  These XA Unmasked presentions are are perfect time for udates on potential new SANS 10400-XA Regulations, and a chance for Q&A's and open discussions.

Author:  Sharon Harris

Edge Tool by GSCSA

- 5/18/2018 9:12:35 AM

In 2016 the Green Building Council of South Africa launched their new offering called EDGE – and acronym for Excellence in Design for Greater Efficiencies. It’s a design tool, certif...

Midvaal Local Municipality Internal SANS 10400XA T

- 5/16/2018 12:49:22 PM

Wednesday, 16 May 2018 - Howard Harris kicks off with the first of our three Full Day SANS 10400XA Training Sessions.  Held at Midvaal Local Municipality, for the first group of the Meyerton Building Control Officers and Staff, in conjunction with SAIAT.