Calpak CLK forced circulation system with Prisma collectors featuring high-tech construction for high performance and long-lasting durability.

The CLK boiler room boiler:

• Material: Sheet metal
• Welding: Automatic metal welding
• Protective Coating: Glass – Enamel (Glaze) and anodic protection
• Maximum Operating Pressure: 10 bar
• Maximum Water Test Pressure: 15 bar
• Maximum Operating Temperature: 95°C
• Insulation: Polyurethane foam 55 mm thickness density 52 kg/m3
• Exchanger: Metal tube
• Maximum Exchanger Test Pressure: 25 bar
• Electric Resistance: Custom order Flange: Diameter Ø 170 mm & Ø 170 mm

The Prisma collectors:

• Innovative high-tech collector produced by a fully automated line with 5 robotic arms and high-tech machines.
• The Prisma collector production uses the Colofast polymer material from BASF.
• Perfect adhesion with glass and metal for strong bonding.
• High torsional rigidity and robustness in construction.
• Absolute sealing.
• Perfect finish.
• Absorber technology: laser welding of copper hydraulic skeleton on a single super-selective surface.
• Glass quality: tempered 3.2mm (safety), low-iron (transmittance >91.5%).
• Collector frame: colofast (BASF patented) & zinc coated alloy steel from Arcellor-Mittal.

The system includes:

• Triple energy domestic hot water storage tank.
• Stainless steel resistance 4kW with thermostat (1 ½’’).
• Prisma - Selective collector.
• Prisma aluminum roof base.
• Complete set RKBL/2 (valves, fittings, air vents, and siphons).
• Solar circuit expansion tank 19l.
• Calpak Fluid 10lt (Anti-corrosion & Antifreeze).
• Solar Station - FlowSolS HE/7 & DeltaSol CS Plus.
• Heavy-duty safety check valve 3/4M 6bar.