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VENTOREX LTD, NELSON STREET

Flat56 m²EPC C77Electric2010 onwards

Estimated boiler replacement

£1,900–£3,200

For a flat like yours · estimated installed cost

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Your options for this home

Boiler replacement

£1,900–£3,200

Estimated installed cost · 1.5–2 kW

  • Fuel confirmed on survey
  • Suitable for your home size
  • Combi or system options
See details →
  • • Preliminary heat requirement 1.5–2.0 kW from 56.0 m² and construction era 2010_plus.
  • • Heating system type to be confirmed on survey.

New central heating

£3,400–£5,400

Complete system estimate · 1.5–2.5 kW

  • Boiler / heat source
  • Radiators (~5)
  • Pipework & controls
See details →
  • • A complete new system priced on ~5 radiators, pipework and a boiler.
  • • Radiator count is indicative from floor area and confirmed on survey.

Home air conditioning

£3,800–£5,700

Multi-split system estimate · 4–6 kW · ~3 units

  • Approx. 3 indoor units
  • Heating & cooling
  • Professional installation
See details →
  • • Total floor area is not the same as conditioned area; this reflects the selected room scenario.

Heating & cooling profile

Using the recorded floor area and EPC characteristics, this 56m² post-2010 flat has a current EPC rating of C77 and its recorded heating. HotAndCold estimates a space-heating requirement of approximately 1.5–2.0kW. This property has relatively strong recorded energy efficiency. The estimated heat demand per square metre is towards the lower end.

Estimated space-heating intensity
27–36 W/m²
relatively lowProperty data confidence: Good

Hot&Cold snapshot

Property size
Compact
Energy efficiency
Higher
Heating intensity
Relatively low
Improvement potential
Limited
Main heating fuel
Non-gas
Cooling requirement
Medium

What stands out about this home

Relatively low modelled heating demand per m²

Why this estimate?

We calculate estimates using your property's size, type, age, heating fuel and EPC rating, along with typical installation costs, not a professional heat-loss survey.

How we calculated this

56 m²
Floor area
+
flat
Property type
+
EPC C77
Energy rating
↓
Hot&Cold property model
↓
1.5–2 kW
Estimated heating requirement for this property

What we found about your home

Property type
Flat
Floor area
56 m²
Energy rating
EPC C77
Main heating fuel
Electric
Approx. age
2010 onwards
Location
BOLTON, Bolton

We use publicly available data and industry models to generate this estimate. A final survey by an installer may vary.

How this home compares locally

Based on 81321 EPC-recorded properties nearby.

Floor area
-26%
26% smaller than the local median

Building

Built form
Flat
Internal area (EPC)
56 m²
Building footprint
~1622 m²
Approx. dimensions
~57.4 × 36.7 m
Main building axis
NE–SW
Estimated floors
2
Nearest building
16.6 m

Footprint & dimensions derived from Overture Maps building data (ODbL). Approximate, not survey-grade.

How this home is constructed & heated

Recorded on its Energy Performance Certificate.

Walls
Average thermal transmittance 0.21 W/m²K
Roof
Average thermal transmittance 0.25 W/m²K
Windows
High performance glazing
Main heating
Room heaters, electric
Heating controls
Programmer and appliance thermostats
Hot water
Electric immersion, standard tariff
Floor
(other premises below)

Energy improvement potential

Current
C77
→
Potential
C77
+0
Limited improvement potential

Energy rating history

Recorded change: -2 EPC points across 88 certificates.

  1. 2022C73
  2. 2022D67
  3. 2022C75
  4. 2022C73
  5. 2022D68
  6. 2022C73
  7. 2022C77
  8. 2022C76
  9. 2022D67
  10. 2022C69
  11. 2022C73
  12. 2022C77
  13. 2022C72
  14. 2022C72
  15. 2022C72
  16. 2022C71
  17. 2022C73
  18. 2022C76
  19. 2022C78
  20. 2022C72
  21. 2022C76
  22. 2022C76
  23. 2022C77
  24. 2022D65
  25. 2022C78
  26. 2022C73
  27. 2022C72
  28. 2022C77
  29. 2022C78
  30. 2022C77
  31. 2022C72
  32. 2022C78
  33. 2022C77
  34. 2022C72
  35. 2022C72
  36. 2022C70
  37. 2022C76
  38. 2022C76
  39. 2022C73
  40. 2022C73
  41. 2022C72
  42. 2022C72
  43. 2022C75
  44. 2022C73
  45. 2022C76
  46. 2022C70
  47. 2022C78
  48. 2022C72
  49. 2022C77
  50. 2022C78
  51. 2022C71
  52. 2022C73
  53. 2022C72
  54. 2022C75
  55. 2022D66
  56. 2022C71
  57. 2022C75
  58. 2022D66
  59. 2022C76
  60. 2022D64
  61. 2022C72
  62. 2022C72
  63. 2022C77
  64. 2022C72
  65. 2022C78
  66. 2022D67
  67. 2022C73
  68. 2022C70
  69. 2022C77
  70. 2022C78
  71. 2022C77
  72. 2022C78
  73. 2022C76
  74. 2022C77
  75. 2022C77
  76. 2022C75
  77. 2022C75
  78. 2022C78
  79. 2022C78
  80. 2022D66
  81. 2022C78
  82. 2022C72
  83. 2022C76
  84. 2022C78
  85. 2022C77
  86. 2022C73
  87. 2022C78
  88. 2022C71
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Current: C77Potential: C77

Common questions

How much does a replacement boiler cost for a property like this?+

For this property we estimate an installed cost of £1,900–£3,200. This is indicative and based on the property's size, type and energy characteristics, your final price depends on equipment choice and an installer survey.

What size boiler might this property need?+

Our preliminary model estimates a heat requirement of around 1.5–2 kW. An installer confirms exact sizing on a heat-loss assessment.

How much would air conditioning cost here?+

A multi-split installation is estimated at £3,800–£5,700, depending on how many rooms you want to cool (around 3 indoor units in a typical layout).

Are these guaranteed prices?+

No, they are indicative estimates to help you understand likely costs before speaking to an installer. Your final price depends on equipment choice, installation complexity and a survey.

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