NB-SOL-A

  • Natural circulation system for the production of DHW, performing best in areas with high levels of sunlight and mild winters.
  • Ready-to-be-installed system, complete with collector(s), cylinder, brackets, fittings and glycol.
  • Hight selective absorber surface.
  • Ease of functioning: no need of any additional components such as a circulator or an electronic controller.
  • Collector stagnation temperature: 180 °C.
  • Magnesium anode and electrical resistance included with the standard equipment.
  • DHW and solar safety valves (10 bar and 2.5 bar).
  • Enamelled double-walled steel cylinder with polyurethane insulation.
  • NB-SOL-A system can be matched with combi wall-hung boilers.
  • Solar panels with Solar Keymark certification.
  • Solar systems with Solar Keymark certification.
  • Systems conform to the EN12975 and EN12976 standards.
NB-SOL-A

Range documentation

Type Description Language
Technical-commercial sheet

Technical datasheet NB-SOL-A SYSTEM - 02/2026

 English Download
Product Brochure/Depliant Brochure NB-SOL A - 04/2023 English Download
Product Brochure/Depliant Brochure NB-SOL A - 03/2024 Slovenian Download

Products

Natural circulation system

Kit for INCLINED ROOF

20202240
NB-SOL-A 300/5 TI
Type Description Language
BIM model Download
Homologation Certificate CERTIFICATO CE SISTEMI SOLARI NB-SOL-A English Download

ACCESSORIES

Diverter valves and thermostatic valves

1150529
3/4” thermostatic mixing valve
20020778
1” thermostatic mixing valve with 3/4” adapter
20035644
Solar diverter valve kit for instant wall-hung combined boilers
Type Description Language
Installer + User Manual FOGLIO ISTRUZIONI ACC.KIT VALVOLA MISCELATRICE DEVIATRICE B (IT EN) Italian, English Download

Expansion vessels

4383052
18 lt expansion vessel with bracket
Type Description Language
Installer Manual Libretto Istruzioni Download
Installer Manual Foglio ISTRUZIONI KIT VASO DI ESPANSIONE 18L. CON STAFFA Italian, French, English, German, Dutch, Spanish, Polish, Portuguese Download
4383053
24 lt expansion vessel
Type Description Language
Installer Manual Foglio ISTRUZIONI KIT VASO DI ESPANSIONE 18L. CON STAFFA Italian, French, English, German, Dutch, Spanish, Polish, Portuguese Download
4383054
35 lt expansion vessel
Type Description Language
Installer Manual Foglio ISTRUZIONI KIT VASO DI ESPANSIONE 18L. CON STAFFA Italian, French, English, German, Dutch, Spanish, Polish, Portuguese Download
1150499
Bracket for wall installation of expansion reservoir 18-24 litres
Type Description Language
Installer Manual ISTRUZ.KIT FLEX+STAFFA VASO ESP.18/24L Italian, Spanish Download
4383256
50 lt expansion vessel
Type Description Language
Installer Manual Foglio ISTRUZIONI KIT VASO DI ESPANSIONE 18L. CON STAFFA Italian, French, English, German, Dutch, Spanish, Polish, Portuguese Download

Glycol and accessories

4383085
5 kg glycol
4383059
10 kg glycol
20026577
Manual air vent
Type Description Language
Installer Manual ISTRUZIONI KIT 4383056 ( degasatore manuale ) (IT-FR-ES-DE-EN) French, English, Italian, Spanish, German Download
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