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Renewables

  • CALEFFI BIOMASS®

    Created specifically for use in circuits of systems with wood solid fuel generators, operating at high temperatures.

  • CALEFFI GEO®

    Conceived specifically for use in heat pump systems, which are capable of reaching low temperatures.

  • CALEFFI SOLAR®

    Specially developed for use in solar thermal systems, where high temperatures can regularly be reached

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129 products found

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  1. SERIES 108 - iStop ANTIFREEZE VALVE (HIGH TEMPERATURE) PATENT PENDING Quick Add
    to list

    SERIES 108 - iStop ANTIFREEZE VALVE (HIGH TEMPERATURE) PATENT PENDING

    Designed for use with Heat Pumps using R290 as medium. The latest iStop Anti-freeze valve from Caleffi is ideal for use on installations where higher supply temperatures can be reached, such as R290 heat pumps.

    • Maximum working pressure: 10 bar
    • Medium temperature range: 0–90 °C
    • Ambient temperature range: -30–60 °C
    • Opening temperature: 3 °C
    • Closing temperature: 4 °C
    • Material: brass

  2. THERMAL REGULATING UNITS Quick Add
    to list

    THERMAL REGULATING UNITS

    ● Thermostatic regulating unit for heating systems
    ● With pre-formed insulation
    ● Max working pressure: 10 bar
    ● Max working temperature: 100ºC
    ● Supply: 230 V - 50/60 Hz
    ● System side connection: 1”F
    ● Boiler side connection: 1 1/2”M

     

  3. 550 SERIES - MANIFOLDS FOR CENTRAL HEATING SYSTEMS Quick Add
    to list

    550 SERIES - MANIFOLDS FOR CENTRAL HEATING SYSTEMS

    ● Max working pressure: 10 bar
    ● Temperature range: 5 - 110ºC
    ● Centre distance: 125mm

  4. 550 SERIES - DN 32 COMPACT MANIFOLDS Quick Add
    to list

    550 SERIES - DN 32 COMPACT MANIFOLDS

    ● Max working pressure: 6 bar
    ● Temperature range: 5 - 110ºC
    ● With preformed insulation
    ● Centre distance: 125mm

  5. ACCESSORIES Quick Add
    to list

    ACCESSORIES

  6. 559 SERIES - MANIFOLDS Quick Add
    to list

    559 SERIES - MANIFOLDS

    ● Maximum working pressure : 6 bar
    ● Working temperature range : 0 - 110°C
    ● With preformed insulation
    ● Complete with mounting brackets
    ● Centre distance: 125mm

129 products found

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Max Pressure at Inlet
  1. 10 bar 1item
Accreditations
  1. WRAS 9items
  2. BUILDING REGULATION G3 1item
  3. BUILD CERT 1item
  4. CE Mark 1item
  5. 5 Year Warranty 1item
Commercial / Domestic
  1. Commercial 99items
  2. Domestic 100items
Flow Rate
  1. 2 - 7 L/min 1item
  2. 5 - 13 L/min 1item
  3. 7 - 28 L/min 2items
  4. 10 - 40 L/min 2items
  5. 20 - 70 L/min 1item
  6. 30 - 120 L/min 1item
  7. 50 - 200 L/min 1item
  8. 1 - 13 L/min 3items
  9. 8 - 30 L/min 3items
  10. 5 - 40 L/min 1item
  11. 3 - 10 L/min 1item
  12. 3.9 m³/h 1item
  13. 8.9 m³/h 1item
  14. 9.0 m³/h 1item
  15. 0.3 - 1.2 m³/h 1item
  16. 0.5 m³/h 1item
  17. 0.6 m³/h 1item
  18. 0.7 m³/h 1item
  19. 3/2 m³/h 1item
  20. 9 m³/h 1item
  21. 12 m³/h 1item
  22. 2 to 7 l/m 1item
Size
  1. 1 1/2" 3items
  2. 1 1/4" 1item
  3. 1" 2items
  4. 15mm 3items
  5. 1¼˝ 4items
  6. 1½" 2items
  7. 1½˝ 1item
  8. 1˝ 2items
  9. 2" 1item
  10. 25L 1item
  11. 3/4" 1item
  12. ¾˝ 1item
  13. 22mm 5items
  14. ½″ 4items
  15. ¾″ 31items
  16. 1″ 20items
  17. 28mm 5items
  18. 1¼″ 12items
  19. 1½″ 3items
  20. 2″ 4items
  21. ¼″ 2items
  22. ½″ x ½″ 2items
  23. ¾″ x ¾″ 5items
  24. 1¼″ x 1¼″ 1item
  25. 22mm x 22mm 2items
  26. 8 L 3items
  27. 12 L 3items
  28. 18 L 3items
  29. 25 L 1item
  30. 35 L 3items
  31. 50 L 2items
  32. 80 L 2items
  33. 100 L 1item
  34. 200 L 1item
  35. 300 L 1item
  36. 500 L 1item
  37. ½″ x 15mm 1item
  38. ¾″ x 22mm 1item
  39. ½″ x ¾″ 1item
  40. ¾″ x 1″ 2items
  41. ¾″ x ½″ 1item
  42. 2 + 1 1item
  43. 2 + 2 1item
  44. 3 + 1 1item
  45. 3/8″ x 3/8″ 1item
  46. 2½″ 1item
  47. 3″ 1item
  48. 4″ 1item
  49. 63mm Ø dial 1item
  50. 80mm Ø dial 2items
  51. 35mm 1item
  52. 42mm 1item
  53. 54mm 1item
  54. 22mm x ¾″ 2items
  55. ¼″ x ¼″ 1item
  56. 24 L 2items
  57. 5 L 2items
  58. 700 L 1item
  59. One Size 1item
  60. DN16 1item
  61. DN20 2items
  62. DN25 2items
  63. 9.6 L 1item
  64. 18mm x 18mm 1item
  65. ½″ x 123mm 1item
  66. ½″ x 164mm 1item
  67. 1″ x ¾″ 2items
  68. 22mm x 1″ 1item
  69. 1″ x 1″ 1item
  70. 1¼″ x 1″ 1item
  71. 1½″ x 1¼″ 2items
  72. 2″ x 1 1item
  73. 18mm x ¾″ 1item
  74. ½″ x ½″ x ½″ 1item
  75. ¾″ x ½″ x ½″ 1item
  76. ¾″ x ½″ x ¾″ 1item
  77. ¾″ x ¾″ x ½″ 1item
  78. ¾″ x ¾″ x ¾″ 1item
  79. 1″ x ¾″ x 1″ 1item
  80. DN32 1item
  81. M8 1item
  82. For Ø 25mm 1item
  83. For Ø 32mm 1item
  84. For Ø 40mm 1item
  85. For Ø 25mm - Ø 32mm 1item
  86. Ø 25mm 1item
  87. Ø 32mm 1item
  88. Ø 40mm 1item
  89. Ø 40mm x 1” 1item
  90. ¾″ - 1″ 1item
  91. 3/4″ 1item
  92. 1/2″ 1item
  93. 1 1/4″ 1item
  94. 1 1/2″ 1item
  95. 8L 1item
  96. 12L 1item
  97. 18L 1item
  98. 35L 1item
  99. 50L 1item
  100. 80L 1item
  101. ⅜˝ 1item
  102. 1½˝ x 1˝ 1item
  103. 2˝ x 1½˝ 1item
Connections
  1. Compression 7items
  2. G 3/4" 1item
  3. G ¼” 1item
  4. M BSP 17items
  5. M x F BSP 3items
  6. F x F BSP 1item
  7. M x M BSP 2items
  8. F x M BSP 2items
  9. Compression x compression 1item
  10. G ¾″ 1item
  11. G 1″ 1item
  12. G 1½″ 1item
  13. M BSP x Compression 1item
  14. F BSP 13items
  15. ½″ back connection 1item
  16. DN20 1item
  17. DN25 1item
  18. ¾″ x ¾″ M BSP 1item
  19. 1″ x 1″ M BSP 1item
  20. M BSP x hose outlet 1item
  21. F x F x M x Compression 1item
  22. F x F x M x M BSP 1item
  23. M x M x M BSP 1item
  24. F X M BSP 3items
  25. 3/8″ radial connection 2items
  26. M x M x M BSP 1item
  27. F x F x F BSP 1item
  28. Threaded 1item
  29. F X F BSP 7items
  30. Screwed Iron 1item
  31. Vertical/Horizontal 1item
  32. 1” 2items
  33. 1¼˝ 3items
  34. G 1" A (ISO 228-1) M 2items
  35. Ø 28 2items
  36. G 1" (ISO 228-1) F 1item
  37. ¾” M BSP 1item
  38. 1” M BSP 1item
  39. DN40 Flanged 1item
  40. 1 ½”, ½” F BSP 1item
  41. 2”, 1”, ½” F BSP 1item
  42. 2”, ½” F BSP 1item
  43. 1” F 3items
  44. 1 ¼” F 2items
  45. 2˝ 1item
  46. 1½˝ 1item
  47. G 1 1/4" A (ISO 228-1) M 1item
  48. G 1 1/2" A (ISO 228-1) M 1item
  49. Ø 22 1item
Temperature Range
  1. Max 110°C 1item
  2. 120°C 1item
  3. Max 160°C 1item
  4. Max 200C 1item
  5. -20-180°C 12items
  6. 0-65°C 1item
  7. -30°C to 50°C 1item
  8. - 5items
  9. 45°C 7items
  10. 55°C 7items
  11. 60°C 7items
  12. 70°C 7items
  13. Adjustment range 35-55°C 1item
  14. Adjustment range 38-52°C 1item
  15. 0 1item
  16. Max 100°C 1item
Ambient Temperature Range
  1. 30 - 60°C 1item
  2. -30–60 °C 1item

About our Renewables

The Altecnic range of renewable products include CALEFFI SOLAR®, CALEFFIGEO® and CALEFFI BIOMASS®, all of which are designed specifically to best deliver performance in their specialised application setting.

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Helpful articles about Renewables

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Integrating solar into existing heating systems

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