Old ventilation ducting can crack, harbour rodent damage, and grow mould when idle. Learn the warning signs and why replacing ducting when servicing fan motors protects your home's air quality.

Been quoted thousands to replace your DVS or Smartvent system? The Supervent Plug & Go by Supercell Ltd is NZ's only fully loaded drop-in replacement — featuring a world-class EBM Papst fan, connecting straight into existing ducting with only labour required. Save hundreds.