Constructed of fibreglass reinforced polypropylene. They are heatproof and have high strength and great toughness.
Parts built with these materials acquire these performances giving high dimensional stability and great wear resistance. They have great resistance to chemical agents and weather. Uninflammable and auto-extinguishable. The metallic parts are made of non-rusting materials.
Very suitable for the housing of shut off- valves or for operating the telescopic systems in the buried valves.
The inlet Dia. 110 mm. is manufactured to suit the PVC tube.
The opening of the box requires the use of the 8L025 key (optional).