Worcester GB162 Cascade Installation Post author:admin Post published:17th May 2017 Post Category:Uncategorized We have recently completed the installation of two Worcester GB162 commercial boilers. We connected the existing central heating system to a plate heat exchanger arrangement. The boilers are controlled by the Worcester Logamatic sequencer. You Might Also Like New powerflush machine 17th May 2017 New Ensuite Bathroom 18th March 2015 New Grant Vecta Biomass Boiler 24th July 2014