Crushed and bent flexi-duct will increase noise in a ventilation system – especially at the unit. This MVHR needs to be ripped out and replaced

Crushed and bent flexi-duct will increase noise in a ventilation system - especially at the unit. This MVHR needs to be ripped out and replaced

Crushed and bent flexi-duct will increase noise in a ventilation system – especially at the unit. This MVHR needs to be ripped out and replaced

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