Why the reliable dry valve model d is a solid choice
If you've spent any time looking at fire protection systems for cold spaces, you've probably run across the reliable dry valve model d more than a few times. It is one of those workhorse components that people in the industry tend to swear by, especially when they're dealing with warehouses, parking garages, or unheated loading docks where freezing is a constant threat. It's not the newest piece of tech on the market, but there's a reason it hasn't been phased out: it just works. ...