Mike Boland, who had the cover made that Bob refers to, asked me to
post this link for him:
http://www.vanagonauts.com/index.phtml?catid=105
which shows the stainless steel cover in place.

Sally Strawn
Vanna White, '89 Westy who also sports a Boland stainless steel fridge
vent cover

----- Original Message -----
From: "Bob Stevens" <mtbiker62@COMCAST.NET>
To: <vanagon@GERRY.VANAGON.COM>
Sent: Monday, November 10, 2008 3:46 PM
Subject: Re: Alternative to Cover Camper Fridge Vent

>I have a stainless "cover" that was fabricated by an aircraft
mechanic and
>given to me by a list member. It is held onto the vent by a nut,
which
>screws onto a bolt that was put through the center of the vent. Works
very
>well and easy to remove or turn upside down to store it while using
the
>vent if needed. The "nut" is a brass wingnut.
>
> bob stevens
> '87 Syncro Westy
>