![Valuable feedback](https://3vcc27.n3cdn1.secureserver.net/wp-content/uploads/2013/07/1000520_532384523495912_683164513_n-470x140.jpg)
John Larsen from US wrote to Hallber-Rassy asking how well Air-Only ventilators work before he start drilling large diameter holes in his deck. Read below…
![Port of Aden Pilot of Savehaven Marine, Ireland](https://3vcc27.n3cdn1.secureserver.net/wp-content/uploads/2012/12/Pilot-Port-of-Aden-1-750x380-470x140.jpg)
Savehaven Marine from Ireland are professional pilot boat and commercial workboat manufacturers. We supply vents to them since 2005. Port of Aden Pilot has 4…
![Air-Only Low Profile ventilators on Hallberg-Rassy 55](https://3vcc27.n3cdn1.secureserver.net/wp-content/uploads/2013/01/hr55-02-470x140.jpg?time=1722063699)
The Hallberg-Rassy 55 premiered at the world’s largest boatshow, boot Düsseldorf in Germany 19-27 January 2013. There are some pictures of Hallberg-Rassy 55 on winter…
![Safehaven Marine undertake live (manned) self-righting roll over test](https://3vcc27.n3cdn1.secureserver.net/wp-content/uploads/2013/12/test1-470x140.jpg)
Safehaven Marine, specialist builders of pilot boats and rescue vessels have undertaken probably an industry first, by capsizing their latest Interceptor 48 Pilot / S.A.R….
![Templates for fitting](https://3vcc27.n3cdn1.secureserver.net/wp-content/uploads/2013/03/DSLP-template-extract.jpg?time=1722063699)
There are printable templates for fitting of Air-Only ventilator (DS), Air-Only Low Profile (DSLP), Air-Only Dorade (DSD Red and DSD Blue) below. DS template DSD…