Pneus and Hidro expand their range with Hidro Slim and Pneus Slim. New 12 mm diameter oil and gas pistons, give your furnishings a greater refinement. Available in a wide range of sizes and load capacities.

The real piston force may differ by 15-20% compared to the declared nominal one, the force also may vary by 0,3% per degree centigrade.
These details do not normally affect the hooper-type door opening but we have verified that they can influense if the piston is applied on trapdoors placed horizontally.