Manufactured in galvanized steel the bird wire adaptor sits above the return air duct to stop small items from being dropped down the return air duct. Filter material can also be used to wrap around the adaptor to provide cleaner air. All measurements are neck/hole size.
DuctSize
Price
250mm
$28.90
300mm
$32.90
350mm
$39.90
400mm
$41.90
450mm
$48.90
Availability
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