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Main Drains

A wide range of main drains are designed to recirculate the water at the bottom of the pool. Located in the deepest part of the pool, the drains collect water from the bottom so it can be filtered or fully drained from the pool.

Use the main filters below to narrow down your search.

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Extended 1 Year Warranty

In addition to the manufacturers standard warranty (usually 1 year) we also offer the opportunity for you to extend this warranty by a further 1 year for a one off fee. This can be arranged at the point of purchase or within a limited time afterwards.
An extended warranty is an easy way to protect your purchase, against any manufacturing defects causing breakdown. You will benefit from free repairs for the term of the warranty period & If your equipment can't be repaired then we will replace it free of charge.(A delivery surcharge may apply for non UK mainland addresses)
This warranty and the standard manufacturer’s warranty does not cover general wear and tear, abuse or misuse or incorrect installation.
If you would like any further information on our extended warranty scheme please call our Hydrospares team on 01326 371 488 OR email us at info@hydrospares.co.uk

COMPARE Certikin W.A.L.E.T - SPHD101LT
Certikin W.A.L.E.T - SPHD101LT
Spare Parts Kit
  • Certikin Main Drain
  • Spare Parts Kit
  • MPN:  SPHD101LT
Certikin
Certikin
Spare Parts Kit
Replacement During a Pool Refurbishment
MPN: SPHD10LT
£43.50 (Inc VAT)
QF: 8605
4 In StockSame day dispatch if ordered by 14:00
8605
COMPARE Astral - Main Drain with Anti-vortx Grille
Astral - Main Drain with Anti-vortx Grille
Suitable for Concrete Spas
  • Astral - Main Drain
  • Anti-vortex Grille
  • Suitable for Concrete Spas
Astral Pool
Astral
2"
Anti-Vortex Grille
Suitable for Concrete Spas
£61.49 (Inc VAT)
QF: 7357
RRP: £81.84
Special Order ItemLead time to be confirmed
7357
COMPARE Astral - Main Drain with Flat Grille
Astral - Main Drain with Flat Grille
Suitable for Concrete Spas
  • Astral Main Drain
  • Flat Grille
  • Suitable for Concrete Spas
Astral Pool
Astral
2m
Flat Grille
Suitable for Concrete Spas
£59.49 (Inc VAT)
QF: 7358
RRP: £79.20
Special Order ItemLead time to be confirmed
7358
COMPARE Astral ABS - Circular Main Drain with Grille
Astral ABS - Circular Main Drain with Grille
270 mm - Suitable for Concrete Pools
  • Circular Main Drain
  • ABS Circular
  • 270 mm Grille
  • Suitable for Concrete Pools
Astral Pool
Astral
270mm
White ABS
Suitable For Concrete Pools
£43.20 (Inc VAT)
QF: 7359
RRP: £54.00
Special Order ItemLead time to be confirmed
7359
COMPARE Astral Circular Main Drain - 2" Outlet
Astral Circular Main Drain - 2" Outlet
Suitable for Concrete Pools
  • Astral Circular Main Drain
  • 2" Outlet
  • Suitable for Concrete Pools
Astral Pool
Astral
2"
UV Protected Grilles
Suitable for Concrete Pools
£41.39 (Inc VAT)
QF: 7360
RRP: £59.99
Special Order ItemLead time to be confirmed
7360
COMPARE Astral Circular Main Drain - Antivortex Grille
Astral Circular Main Drain - Antivortex Grille
200 mm - Suitable for Prefabricated Pools
  • Astral Circular Main Drain
  • Anti vortex Grille 200 mm
  • Suitable for Prefabricated Pools
Astral Pool
Astral
200mm
Anti-Vortex Grille
Suitable for Prefabricated Pools
£46.49 (Inc VAT)
QF: 7367
RRP: £61.78
Special Order ItemLead time to be confirmed
7367
COMPARE Astral Circular Main Drain - Flat Grille
Astral Circular Main Drain - Flat Grille
200mm - Suitable for Prefabricated Pools
  • Astral Circular Main Drain
  • Flat Grille 200 mm
  • Suitable for Prefabricated Pools
Astral Pool
Astral
200mm
Flat Grille
Suitable for Prefabricated Pools
£42.99 (Inc VAT)
QF: 7368
RRP: £57.02
Special Order ItemLead time to be confirmed
7368
COMPARE Astral Circular Main Drain with Antivortex Grille
Astral Circular Main Drain with Antivortex Grille
200 mm - Suitable for Concrete Pools
  • Astral Circular Main Drain
  • Anti vortex Grille
  • 200 mm
  • Suitable for Concrete Pools
Astral Pool
Astral
200mm
Anti-vortex Grille
Suitable for Concrete Pools
£24.99 (Inc VAT)
QF: 7361
RRP: £33.26
Special Order ItemLead time to be confirmed
7361
COMPARE Astral Circular Main Drain with Flat Grille
Astral Circular Main Drain with Flat Grille
200 mm - Suitable for Concrete Pools
  • Astral Circular Main Drain
  • Flat Grille 200 mm
  • Suitable for Concrete Pools
Astral Pool
Astral
200mm
Flat Grille
Suitable for Concrete Pools
£24.78 (Inc VAT)
QF: 7362
RRP: £32.40
Special Order ItemLead time to be confirmed
7362
COMPARE Astral Drainage Tube
Astral Drainage Tube
Suitable for Main Drains
  • Astral Drainage Tube
  • Suitable for Main Drains
Astral Pool
Astral
Suitable for Main Drains
Drainage Tube
For Hydrostatic Valve
£8.49 (Inc VAT)
QF: 7365
RRP: £11.09
Special Order ItemLead time to be confirmed
7365
COMPARE Astral Drain Grille for Concrete Pools 252 mm x 252 mm
Astral Drain Grille for Concrete Pools 252 mm x 252 mm
  • New range of Drain grilles for use in residential and commercial swimming pool applications.
  • Available in stainless steel.
  • Frames made in plastic.
Astral Pool
Astral
252mm
Available In Stainless Steel
Frames Made In Plastic
£192.00 (Inc VAT)
QF: 7999
RRP: £230.40
Special Order ItemLead time to be confirmed
7999
COMPARE Astral Flat GrilleOnly - For Astral Circular Pool Main Drain
Astral Flat GrilleOnly - For Astral Circular Pool Main Drain
Grille only
  • Flat Grille ONLY for Astral drain (27838) our code 7368
Astral Pool
Astral
Flat Grille Only
Main Drain
27838
£9.84 (Inc VAT)
QF: 9113
Special Order ItemLead time to be confirmed
9113
COMPARE Astral Hydrostatic Valve
Astral Hydrostatic Valve
Suitable for Main Drains
  • Astral Hydrostatic Valve
  • Suitable for Main Drains
Astral Pool
Astral
Suitable For Main Drains
White AbS
For Hydrostatic Valve
£9.99 (Inc VAT)
QF: 7364
RRP: £12.67
Special Order ItemLead time to be confirmed
7364
COMPARE Astral Mini drain - White
Astral Mini drain - White
Suitable for Liner & Prefabricated Pools
  • Astral Mini drain
  • Diameter of just 175 mm
  • Suitable for Liner & Prefabricated Pools
  • 2" Female BSP connection
Astral Pool
Astral
175mm
White
Suitable For Liner & Prefabricated Pools
£36.99 (Inc VAT)
QF: 7366
RRP: £49.10
Special Order ItemLead time to be confirmed
7366
COMPARE Astral Square Main Drain with ABS Grille
Astral Square Main Drain with ABS Grille
210 mm x 210 mm
  • Astral Square Main Drain
  • ABS Grille
  • 210 mm x 210 mm
Astral Pool
Astral
210mm
ABS Grille
Suitable for Concrete Pools
£30.60 (Inc VAT)
QF: 7363
RRP: £40.80
Special Order ItemLead time to be confirmed
7363
COMPARE Certikin Main Drain - SPHD33LT
Certikin Main Drain - SPHD33LT
Spare Parts Kit
  • Certikin Main Drain
  • Spare Parts Kit
  • MPN: SPHD33LT
Certikin
Certikin
Spare Parts Kit
Main Drain
MPN: SPHD33LT
£51.90 (Inc VAT)
QF: 8604
Special Order ItemLead time to be confirmed
8604
COMPARE Certikin Main Drain 6.00" - Concrete
Certikin Main Drain 6.00" - Concrete
HD33 - Anti vortex grill
  • High Flow- Low Velocity grille supplied as standard
  • Provides up to 50% more free flow area than other models
  • Anti-vortex design
  •  Protective film prevents damage during installation
  • Stainless steel grille available (CK33S)
Certikin
Certikin
6"
Anti-Vortex Design
Stainless Steal
£34.99 (Inc VAT)
QF: 6433
RRP: £43.50
Special Order ItemLead time to be confirmed
6433
COMPARE Certikin Main Drain 6.00" - Liner
Certikin Main Drain 6.00" - Liner
HD33 - Anti vortex grill
  • High Flow- Low Velocity grille supplied as standard
  • Provides up to 50% more free flow area than other models
  •  Anti-vortex design
  •  Protective film prevents damage during installation
  •  Stainless steel grille available (CK33S)
Certikin
Certikin
6"
Anti-Vortex
Stainless Steel
£46.99 (Inc VAT)
QF: 6432
Special Order ItemLead time to be confirmed
6432
COMPARE Certikin Main Drain Grille - Stainless Steel
Certikin Main Drain Grille - Stainless Steel
Fits Certikin HD33 & HD33L Main Drains
  • For shallow pools
  • Fits Main drain HD33 & HD33L
Certikin
Certikin
Fits HD33 / HD33L
Main Drain Grille
Stainless Steel
£53.99 (Inc VAT)
QF: 7411
RRP: £67.38
Special Order ItemLead time to be confirmed
7411
COMPARE Waterway 32" Ultra Strip Drain for Concrete - White
Waterway 32" Ultra Strip Drain for Concrete - White
3 x 2" connections
  • Extremely safe unblockable suction
  • Ideal for swim spa use
  • VGB compliant
  • 3 x 2" Connections
  • Use as a suction or main drain
Waterway
Waterway
32"
White
3 x 2" Connections
£316.73 (Inc VAT)
QF: 7410
RRP: £372.62
Special Order ItemLead time to be confirmed
7410
COMPARE Certikin Stainless Steel Transformation - Main Drain
Certikin Stainless Steel Transformation - Main Drain
2" Connection
  • Certikin Stainless Steel Transformation
  • Main Drain
  • 2" Connection
  • For Concrete and Prefabricated
Certikin
Certikin
2"
Main Drain
For Concrete & Prefabricated Pools
£438.86 (Inc VAT)
QF: 8658
RRP: £483.60
Special Order ItemLead time to be confirmed
8658
 
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