From a garage clearance a Vanden Plas centre  grille panel , no surround.

Not sure which model , size is 61 x 36 cm , there are 25 full length slats and 2 shorter ones, 1 at each end

it appears to be unused , but there is a small dent in  slat at LH side

Price includes VAT @ 20%.

Postage quoted is to mainland UK.