"We are low paid workers. We've had a pay freeze for two years" says Dave Warren, from the PCS union.
"This year, there's a one percent increase available, which is a joke in itself, but apparently the Government wants to tie that to the loss of our terms and conditions. We find that totally unacceptable."
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All the stories and news from Wales at Six with Jonathan Hill.
A dry night to come with lengthy clear skies, which means temperatures will drop and we'll feel the chill.
Residents in Roath, Cardiff received a letter of apology from the Royal Mail after seagull attacks stopped their post from being delivered.