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Hot Tub Parts, Spa Spares and Accessories

Welcome to 'Hot Tub DIY' we are hot tub pump and spare parts specialists, we have hundreds of pumps to choose from with free next day delivery and literally thousands of hot tub parts at very competitive prices and offer free technical advice to help you to get the right part easily. There are many ways to find what you want on our site, type anything into the search box on the navigation to do with spares;  and it will give you a list, type a general word (for example pump) and choose from the drop down fields in the left column. Also why not try out our new feature product comparison, the ' Pumps' and 'Filters categories have had a make over try our new compare option where you can compare up to 4 items at a time next to each other.

We also have a range of accessories including filters, fragrances chemicals and even toys!

Some of our other features consist of combination discounts on everything from bulk buying hot tub filters to combination sales on covers and cover lifters. If at any point you need more detail on any spa or hot tub related issues please contact us via or contact page.

'10 Hot Tub Tips' every hot tub owner needs to read

Why not take a minute out and read: 10 Hot Tub Tips every owner needs, Read these tips they may save you money and keep your tub running smoothly.  

Featured Products
E10 Laing Pump 3/4'' Barb - Fixed Speed

E10 Laing Pump 3/4" Barb - Fixed Speed£193.02


3/4" Barb Connections.

Mini Storm Jet Diffuser

Mini Storm Jet Diffuser£3.39

AquaSparkle Spa Fusion Sachets

AquaSparkle Spa Fusion Sachets£2.33  -  £60.21

AquaSparkle Chlorine Starter Pack

AquaSparkle Chlorine Starter Pack£38.47

GC150-2XJ-B Pump Replacement Kit

GC150-2XJ-B Pump Replacement Kit£319.31


2 Speed Pump

Gecko SSPA 2 Control Box

Gecko SSPA 2 Control Box£752.54

Dual Pump System And Air Blower

PWW50 Filter

PWW50 Filter£25.30

Balboa Pressure Switch

Balboa Pressure Switch£31.00

Hydroair HA440 Pump Water Seal Kit

Hydroair HA440 Pump Water Seal Kit£7.55

Tecmark Pressure Switch

Tecmark Pressure Switch£23.00


3902 - 3903

Balboa 2KW Heater - Pressure Switch

Balboa 2KW Heater - Pressure Switch£165.00


Fits Metalbox with Under Mount

Balboa 3KW M7 Heater - GS/GL

Balboa 3KW M7 Heater - GS/GL£125.00


Fits Plastic Box

Latest Product Reviews
Monday, 26 June 2017  |  Philip


Monday, 26 June 2017  |  Philip


Sunday, 25 June 2017  |  Tracy

Exactly what I needed.

Just the part
Thursday, 22 June 2017  |  Jon

A perfect smooth order without any problems regards to fixtures, up and running just like your rep promised. very helpfull, knew his spares by part No 100% pleased

Latest Products
Hot Tub Cover Clips

Hot Tub Cover Clips£18.32

O-Care Spa Water Care

O-Care Spa Water Care£81.58

Weekly Spa Care

Air Bubble Diagram

Air Bubble Diagram£48.71

Wooden Heater Diagram 1

Wooden Heater Diagram 1£48.71

Hot Tub DIY

Hot Tub Help? Call Now 08455 197 497Call Mon - Fri 10am - 4pm calls cost a local rate *** Welcome to Hot Tub DIY the No1 place to buy hot tub parts in the UK, Please send an email if you have any technical enquires. ***