Covered copper tube with increasing insulation thicknesses for a sure energetic save
Cupex tube is one of the first results of the researches successfully carried out by ZETAESSE with the goal of creating a pipe which meets the requirements of the italian regulation 10/91 for energy saving in heating systems.
FIELDS OF USE
• Heating • Hydro-sanitary
COPPER PIPE CARBON FREE
CuDHP (Cu: 99,90% min. P: 0,015 / 0,040%) to UNI EN 1412 • dimensional tolerances according to UNI EN 1057 or according to customer's technical specs • carbon residuals <0,05 mg/dm² (compared to C≤0,20 mg/dm² as settled by UNI EN 1057) • Guarantee: 30 years against corrosion
SHEATHING
• Esternal: LD-PE film • Internal: CROSS LINKED CLOSED CELL POLYETHYLENE (free of harmful CFC) • Heat conductivity λ:0,039 W/m °C • Self-extinguishing: class 1 • Working temperature: da - 80 °C a + 120 °C • Marking: -50-ZS Carbon Free Isocalor L.10/91 CL 1 trim / year