Intercom Door Speaker Retrofit Frame - Nutone NF300DWHThis Intercom Retro Fit Frame in White is designed to cover the hole size from the old Nutone Is67 or Is69 box and use with the new Nm Door speakers to cover the gap with out having to drywall or patch. This Intercom Door Speaker Beauty Ring is for upgrades from old to new. This Intercom frame screws into the existing IR6 rough in box and then you can add new door speaker. 4 7/8 x 6 58 x1 9/16 in white only. This update Intercom Frame is for a recessed box or a old surface mount coverage.