Rensbou tunnels sa

I bought a 12m long live stock tunnel in aug 2021 when it arrived the netting was too short had to make it 10.5m There was aranged to send extra netting it never arrived. They said they will send courier to come and pick up still waiting After 4months the live stock tunnel collapsed and pypes bent /broke They dont replay to whatsapp 's dont answer phones dont know what els to do