Aluminum heat dissipation fins and a rear-mounted ventilation port keep the power transistors from overheating.
A roof-top ventilation port is visible towards the front of the vehicle, along with a Cypriot flag, presumably used to identify the vehicle.
The small-sculpture storage cabinets, with rubber-sealed windows and ventilation ports for precise humidity control, offer a tour of American art history in miniature.
The first bass amplifier offered by Ampeg was an 18-watt model with a single 12" speaker and a rear ventilation port called the Super 800.
Let's see, start with regular breathing... Not heavy," he said reprovingly as Nancia flushed dean air in and out through her ventilation ports, "just regular.
The air flowing in from the ventilation ports seemed to have cooled me down a bit, although I was still perspiring heavily.
A single ventilation port is visible on the back of the unit.
Some ships developed by the turn of the 19th century even had ventilation ports built into the sides and between gun ports (with hatches to keep inclement weather out).
But monk parrots have not beguiled utility companies around the country, including Consolidated Edison, because their intricately built nests block the ventilation ports on transformers.
To clear the smoke and fumes from the firing the roof of the caponier is often provided with ventilation ports.