Underwater portholes of Masonry in Polished Stainless Steel Round Sealing Colombo 316
He porthole underwater watertight for use in swimming pools masonry wall with a thickness of 40 / 50mm.
Complete with sub-frame in AISI 316 stainless steel to premurare wall 40 / 50mm.
Equipped with # 4 silicone rubbers.
SIZE Ø internal / ØEsterno (mm):
Ø 180/300 Ø 280/400 Ø 380/500.
TECHNICAL FEATURES:
- Made of polished stainless steel AISI 316;
- The walls must be flush and smooth;
- Tested in the tank to -3mt. TMJ = 0,3.
- Operating temperature: -40 ° C + 60 ° C;
- To use the projector light: only LED max. 50 ° C;
- Silicone seals deformable gray;
- Resistant additives in the water;
- All materials are certified;
- Tightening torque: 250 Newton cm²;
- Light Plexiglass mm20 to 30;
- False steel frame 50mm thick.
Giovanni Colombo for 40 years factory handcrafted Italian portholes.
At its plant in Brescia (in Fenili Belasi), the company designs and manufactures products Colombo constantly improving quality. Since the design of these portholes, the goal is to achieve maximum customer satisfaction recependone the precise needs. For this we can guarantee the life and functionality of these magnificent porthole.
NB = Do not leave the door without water for more than six days.
