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    Optimum Heating

    Founded in 1992, Optimum Heating has quickly grown to become one of the UK's leading commerical and domestic heating specialists, offering a great selection of timers and thermostats, including their popular range of 24 hour plug in time switches.

    View the full range of Optimum Heating products below. Receive free UK delivery on all orders over £100.00.
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    13 Items

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    1. Grasslin Optimum 24 Hour Immersion & General Purpose Timer OP-IHTGPT
      Optimum 24 Hour Immersion & General Purpose Timer OP-IHTGPT
      SKU: OP-IHTGPT
      £21.30 £17.75
      Add to Cart
    2. Grasslin Optimum 24 Hour Plug In Time Switch OP-TIP1000
      Optimum 24 Hour Plug In Time Switch OP-TIP1000
      SKU: OP-TIP1000
      £7.55 £6.29
      Add to Cart
    3. Grasslin Optimum 24 Hour Socket Box Timer OP-SBST
      Optimum 24 Hour Socket Box Timer OP-SBST
      SKU: OP-SBST
      £34.79 £28.99
      Add to Cart
    4. Grasslin Optimum 7 Day Immersion & General Purpose Timer OP-IHTGPW
      Optimum 7 Day Immersion & General Purpose Timer OP-IHTGPW
      SKU: OP-IHTGPW
      £47.93 £39.94
      Add to Cart
    5. Grasslin Optimum 7 Day Socket Box Timer OP-SBSW
      Optimum 7 Day Socket Box Timer OP-SBSW
      SKU: OP-SBSW
      £52.45 £43.71
      Add to Cart
    6. Optimum Connect Wi-Fi Boiler, Immersion & General Purpose Timer OP-BM-IHTWF01
      Optimum Connect Wi-Fi Boiler, Immersion & General Purpose Timer OP-BM-IHTWF01
      SKU: OP-BM/IHTWF01
      £53.29 £44.41
      Add to Cart
    7. Optimum Connect Wi-Fi Plug-in Timer OP-TIPWF01
      Optimum Connect Wi-Fi Plug-in Timer OP-TIPWF01
      SKU: OP-TIPWF01
      £26.66 £22.22
      Add to Cart
    8. Optimum Connect Wi-Fi Socket Box Mounted Time Switch OP-SBWF01
      Optimum Connect Wi-Fi Socket Box Mounted Time Switch OP-SBWF01
      SKU: OP-SBWF01
      £46.66 £38.88
      Add to Cart
    9. Grasslin Optimum Digital Immersion and General Purpose Timeswitch OP-IHTDIGI
      Optimum Digital Immersion and General Purpose Timeswitch OP-IHTDIGI
      SKU: OP-IHTDIGI
      £31.04 £25.87
      Add to Cart
    10. Grasslin Optimum Digital Socket Box Timer OP-SBSDIGI
      Optimum Digital Socket Box Timer OP-SBSDIGI
      SKU: OP-SBSDIGI
      £65.03 £54.19
      Add to Cart
    11. Grasslin ECOSAVE Economy 7 Quartz Hot Water Timer OP-ECOSAVE
      Optimum ECOSAVE Economy 7 Quartz Hot Water Timer OP-ECOSAVE
      SKU: OP-ECOSAVE
      £87.04 £72.53
      Add to Cart
    12. Optimum Vibe (RF) Battery Programmable Room Thermostat | OP-TPISTAT
      Optimum Vibe (RF) Battery Programmable Room Thermostat | OP-TPISTAT
      SKU: OP-TPISTAT
      £44.99 £37.49
    13. Optimum Vibe WiFi / RF Programmable Smart Thermostat | OP-WFSTAT
      Optimum Vibe WiFi / RF Programmable Smart Thermostat | OP-WFSTAT
      SKU: OP-WFSTAT
      £67.49 £56.24
      Add to Cart
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    1. WiFi Controlled Heating 1 item
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