Ilitha Park and Phakamisa residents in Khayelitsha protested outside the municipal offices against high water bills on Thursday.
Saftu led a march on Parliament to bring demands to the finance minister on the day of his budget speech.
Cosatu demands a labour-absorbing economic growth path, the reversal of the VAT hike and an end to state capture and corruption.
SAFTU believes that the budget speech that will be delivered on Wednesday will not be different to the ones before it.
Thousands of Cosatu-affiliated union members marched through the streets of South Africa against job losses, crisis at Eskom and high cost of living.