Flow Thru Heaters

We stock all the major brands of hot tub heaters including Balboa, Hydroair as well as Chinese heaters. Spares are also available for all the major branded heaters in this sections.

See also: 
Low Flow Heaters   
Heater Elements  
Unions, Collers & Gaskets

Helpful Artical:
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

 

We stock all the major brands of hot tub heaters including Balboa, Hydroair as well as Chinese heaters. Spares are also available for all the major branded heaters in this sections.

See also: 
Low Flow Heaters   
Heater Elements  
Unions, Collers & Gaskets

Helpful Artical:
Replacing a Balboa Heater

Unsure what replacement part you need? Send us an image of your part

 

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Spares Available
Spares Available
  • AeWare Heat.Wav - Heater
  • Model: 9920-101435
  • 4.0Kw
  •  

    In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £155.00
    Saving: £44.99
    • AeWare Heat.Wav - Heater
    • Model: 9920-101438
    • 2.0Kw
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £148.99
    Saving: £64.01
    Spares Available
  • AeWare IN.THERM - Heater
  • Model: 0603-421003
  • 2.0Kw
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £279.00
    Saving: £183.26
    Spares Available
    • AeWare IN.THERM - Heater
    • Model: 0603-421001
    • 3.8Kw
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    In stock More stock (2) on order
    £326.00
    Saving: £175.00
    Spares Available
    • Balboa Heater + PSI Switch
    • Model Number: 50139 
    • 2.0kW
    • Suitable for M3/Lite Leader Spa Packs
    In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £177.50
    Saving: £76.00
    Spares Available
    • Balboa Heater
    • Model Number: 58063
    • 2.0KW
    • Suitable for M7/GL Metal Spa Packs
    Out of stock Out of Stock
    Email me when back in stock
    £157.99
    Saving: £67.64
    Fits GS/GL spa packs
    2 Kw
    Spares Available
  • Balboa Heater
  • Model Number: 58145
  • 2.0kW
  • GS/GL Plastic Spa Pack
  • In stock 11 in stock
    In stock Same day dispatch on orders before 14:30
    £131.99
    Saving: £43.36
    Spares Available
  • Balboa Heater + PSI Switch
  • Model Number: 50145
  • 3.0kW 
  • Suitable for M3/Lite Leader Spa Packs
  • In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £169.50
    Saving: £30.49
    Spares Available
  • Balboa Heater
  • Model Number: 58061
  • 3.0kW
  • M7/GL Metal Spa Packs
  • In stock 9 in stock
    In stock Same day dispatch on orders before 14:30
    £139.99
    Saving: £65.75
    Spares Available
  • Balboa Heater
  • Model Number: 58118
  • 3.0kW
  • GS/GL Plastic Spa Pack
  • In stock 4 in stock
    In stock Same day dispatch on orders before 14:30
    In stock More stock (6) on order
    £156.99
    Saving: £17.11
    Spares Available
  • Balboa Heater
  • Model Number: 50080
  • 5.5kW
  • No Pressure Switch or Unions
  • In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £65.00
    Saving: £103.84
    REDUCED TO CLEAR
  • 3.0kW Aux Heater
  • Sperate supply required
  • Built in High limit
  • Controled from main control box
  • includes control link cable
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £382.49
    Saving: £95.53
    Spares Available
  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Vacuum Switch & Adjustable Temp
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • Out of stock Out of Stock
    Email me when back in stock
    £176.49
    Saving: £43.65
    Spares Available
  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Vacuum Switch & Fixed Temp
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • Out of stock Out of Stock
    Email me when back in stock
    £129.49
    Saving: £31.97
    Spares Available
  • Balboa Whirlpool Bath Heater
  • 3kW / 12.5 AMPS
  • Vacuum Switch & Adjustable Temp
  • Incoloy Stainless Element
  • Overall Length: 330mm
  • Plumbing Connection: 32mm O/D
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £168.99
    Saving: £42.09
    • Balboa Heater
    • Model Number 58201-01
    • 2.0KW
    • Suitable for GS100
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £130.00
     
    • Max Pool Capacity of 50m3 (11,000gal)
    • Heat Transfer of 25Kw @ boiler supply of 82degC
    • Heat Transfer of 16Kw @ boiler supply of 60degC
    • Boiler water flow of 3m3h (50l/m)
    • Max pool water flow - 12m3h (200l/m)

    » Find out more
    Available for Pre Order Available for Pre Order
    Available for Pre Order Estimated Dispatch 7 Days
    £434.99
    Saving: £76.51
    Spares Available
    Gecko Heat.Wav SC Heater
  • Model: 9920-100343
  • 3.6kW
  • Suitable for MSPA Packs
  • Out of stock Out of Stock
    Email me when back in stock
    £149.00
    Saving: £38.50
  • Gecko Heat.Wav SC Heater
  • Model: 9920-100340
  • 2.0KW
  • Suitable for SSPA Packs
  • In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £162.18
    Saving: £28.82
    • Gecko Heater
    • Model: C2200-0812ET-G
    • 2.0KW
    • Suitable for Micro Spa Packs
    In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £125.99
     
    Spares Available
    • Gecko M-Class Heater
    • Model: C2360-0601ET
    • 3.6kW
    • MSPA/ Canspa
    Out of stock Out of Stock
    Email me when back in stock
    £119.99
     
    Spares Available
    • Gecko S-Class Heater
    • Model: 9920-100338
    • 4.0kW
    • Gecko S Class/SSPA Spa Packs
    In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £139.99
     
    3.0kW
  • Compact design
  • Easy installation
  • Incoloy heating element
  • Ingress protection: IPx5
  • Stainless steel piping
  • Thermal protection
  • Discontinued Discontinued
    • 5.5 Heater Assembly
    • 2.25" High Flow U-Shaped Housing
    • Stainless Steel Housing
    • Full Range Thermostat
    • High Limit and Pressure Switch Protected
    • Weather-Tight Construction

     

    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £578.40
    Saving: £145.20
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H15-R1 + Switch Cable
  • 1.5kW / 6.0 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • Out of stock Out of Stock
    Email me when back in stock
    £86.49
    Saving: £21.56
  • LX Whirlpool Bath Heater
  • Model: H20-RS1 + Temp Adj.
  • 2.0kW / 9.0 AMPS
  • Incoloy Stainless Element
  • Overall Length: 226mm
  • Plumbing Connection: 50mm O/D
  • Out of stock Out of Stock
    Email me when back in stock
    £75.00
    Saving: £40.20
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H30-R2
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 6 in stock
    In stock Same day dispatch on orders before 14:30
    £70.99
    Saving: £17.17
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H30-R2 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 6 in stock
    In stock Same day dispatch on orders before 14:30
    £70.99
    Saving: £17.17
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H30-R3
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £59.99
    Saving: £28.17
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H30-R3 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 4 in stock
    In stock Same day dispatch on orders before 14:30
    £59.99
    Saving: £28.54
    • LX Heater - H30-RS1 + Temp Adj.
    • 3.00kW
    • 1.5" Connections
    • 226mm Length
    In stock 9 in stock
    In stock Same day dispatch on orders before 14:30
    £68.00
    Saving: £47.80
  • LX Heater
  • Model: H30-R1 + Switch Cable
  • 3.00kW
  • 380mm Length
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £70.99
    Saving: £17.17
    Spares Available
  • LX Whirlpool Bath Heater
  • Model: H30-R1 + Switch Cable
  • 3.00kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • In stock 14 in stock
    In stock Same day dispatch on orders before 14:30
    £70.50
    Saving: £17.49
    Spares Available
  • LX Whirlpool Bath Heater
  • Model:  H30-R1
  • 3.0kW / 13.6 AMPS
  • Incoloy Stainless Element
  • Overall Length: 340mm
  • Plumbing Connection: 1.50" O/D
  • Out of stock Out of Stock
    Email me when back in stock
    £85.00
    Saving: £6.99
    • Davey / Spa-Quip Heater
    • Model: SP1200
    • 4500Watts
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £260.99
    Saving: £86.79
  • Davey / Spa-Quip Heater
  • Model: SP1200
  • 3500W - C17
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £260.99
    Saving: £86.79
    • Spa-Quip Heater - SP400
    • 2.0kW
    • 15AMP
    • Comes with Heater Tee & Orings
    In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £317.49
    Saving: £105.41
  • Davey / Spa-Quip Heater
  • Model: SP600/601
  • 3000W C07
  • Low Amp Version
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £191.99
    Saving: £63.98
  • Davey / Spa-Quip Heater
  • Model: SP600/601/800
  • 2000W - C40
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £191.99
    Saving: £63.98
  • Davey / Spa-Quip Heater
  • Model: SP601
  • 1500W - B47
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £206.50
    Saving: £68.49
  • Davey / Spa-Quip Heater
  • Model: SP750
  • 2000W - B43
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £191.99
    Saving: £63.98
  • Davey / Spa-Quip Heater
  • Model: SP750
  • 3500W - U14
  • In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £190.00
    Saving: £124.40
  • Davey / Spa-Quip Heater
  • Model: SP800
  • 3000W - C07
  • In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £191.99
    Saving: £63.98
  • Thermcore Heater + PSI Switch
  • Model:  C2400-0535-TPS
  • 4.0KW
  • Suitable for Pre M7 Spa Packs
  • In stock 2 in stock
    In stock Same day dispatch on orders before 14:30
    £76.99
    Saving: £25.62
    • Thermcore Arctic Spa Heater
    • Model: A2360-5251ET
    • 3.6KW
    • Suitable for Arctic Spas
    Out of stock Out of Stock
    Email me when back in stock
    £142.15
    Saving: £60.93
    • Thermcore Arctic Spa Heater
    • Model: A2360-5350ET
    • 3.6kW
    • Suitable for Arctic Spas
    Out of stock Out of Stock
    Email me when back in stock
    £179.99
     
    • Thermcore Cal Spa Heater
    • Model: C2250-0011
    • 2.5kW
    • Suitable for Calspa Balboa Spa Pack

     

    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £164.99
     
    • Thermcore Flow Thru Heater
    • Model: C2150-0210-1
    • 1.50kW
    • 1.5" Connections
    • Balboa, Canadian
    Out of stock Out of Stock
    Email me when back in stock
    £68.00
    Saving: £13.65
    • Thermcore Flow Thru Heater
    • Model: C2250-0309ET
    • 2.5kW
    • Suitable for Hydroquip SMD Spa Packs
    In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £65.00
    Saving: £13.69
    • Thermcore Flow Thru Heater
    • Model: C2270-0056
    • 2.7kW
    • Suitable for Jacuzzi
    Out of stock Out of Stock
    Email me when back in stock
    £79.00
    Saving: £6.00
    • Thermcore Flow Thru Heater
    • Model: C2300-0024ET
    • 3.0KW
    • Suitable for Vita Spas
    Out of stock Out of Stock
    Email me when back in stock
    £149.99
     
  • Thermcore RMF Saratoga Heater
  • Model: C2450-1008ET
  • 4.5kW
  • 17.5" Length
  • Suitable for Vita Spas
  • In stock 1 in stock
    In stock Same day dispatch on orders before 14:30
    £174.99
     
  • Thermcore Hydroquip Heater
  • Model: C2200-0800ET
  • 2.0kW
  • Suitable for Hydroquip, Gecko
  • Out of stock Out of Stock
    Email me when back in stock
    £89.00
    Saving: £20.00
    • Thermcore Hydroquip Heater
    • Model: C2250-0802A
    • 2.5KW
    • Suitable for Hydroquip, Gecko
    In stock 3 in stock
    In stock Same day dispatch on orders before 14:30
    £139.99