https://www.doorbird.com/downloads/datasheet_d21dkv_protectivehood_en.pdf
Doorbird Intercom D21DKV Protective hood
$263.56
Stainless steel V4A (salt-water and grinding dust resistant)
(GTIN/EAN: 4260423861466, P/n: 423861466)
Fits only a D21DKV IP Video Door Station