Certikin concrete main drain body and grill HD33D
£45.00
Certikin concrete main drain body and grill HD33D
Keep your concrete pool clean and efficiently filtered with the Certikin concrete main drain body and grill HD33D, a genuine Certikin spare designed for reliable performance.
Key Features:
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Genuine Certikin main drain for concrete pools
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Creates a level finish on the pool floor
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Includes main drain body, cover grill, 2 stainless steel screws, and instruction manual
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Overall diameter: 8 1/2″, depth: 6 1/4″, grill diameter: 7 1/4″
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2″ imperial female thread, reducible to 1.5″ with threaded reducer
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Helps ensure proper pool circulation and filtration
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.

Certikin concrete main drain body and grill HD33D
£45.00Request a Call Back
- Delivery & Return
Returns
Should you require any further information, please email accleisure@aol.com where we will respond to your request quickly.
At our discretion, we may accept goods returned to use unwanted outside of the 14 days, but no more than 28 days from the date of purchase, but these goods will be subject to a 50% – 75% restocking charge, subject to the condition of the returned goods.
On cancellation, you must return the goods to us at your cost, the goods should ideally be returned in original condition unused with the original packing or suitable packaging to avoid the goods being damaged on their return journey. If the goods are being returned because they are faulty, incorrect goods or because of unsuitable substitution by us, in which case we will meet the cost of return but we ask that you allow us to nominate the carrier, and all warranty decisions will be issued by the manufacturer/UK importer, before any warranty refunds can be validated & processed
If you have notified us of a problem with the goods, we will (at your option) either make good any shortage or non-delivery; replace or repair any goods that are damaged or defective upon delivery; or refund to you the amount paid by you for the goods in question. We will not be liable to you for any loss of profits, administrative inconvenience, disappointment, indirect or consequential loss or damage arising out of any problem in relation to the goods and we shall have no liability to pay any money to you by way of compensation other than any refund we make under these conditions. This does not affect your statutory rights as a consumer, nor is it intended to exclude our liability to you for fraudulent misrepresentation or for death or personal injury resulting from our negligence.
If you instruct us to leave your goods without a signature, i.e. an unattended delivery, the responsibility falls on you to ensure a safe delivery site. We will not be held responsible for lost items if your delivery instructions have been passed to our carrier. For all above ground pools especially wooden pools, we require that you ensure an able bodied person meet and assist with the delivery.
All dimensions displayed for each product are meant as a guide only, and if you require exact measurements, please contact us via post, telephone, fax or email. Above ground pools, in particular splasher/quick up pools can vary slightly in size to that shown, as these sizes are meant as a general overall guide to the size of the pool. Water depths can vary; depending on the level you fill the pool. Diving is strictly prohibited in above ground pools. All pumps & electrical heating devices should always be switched off when using Above Ground Pools to remove the risk of electric shock. All Pumps & electric heaters should be located at least 2 metres away from the waters edge, or be secured in a locked, waterproof enclosure.
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Certikin concrete main drain body and grill HD33D
£45.00Ask a Question
Certikin concrete main drain body and grill HD33D
Maintain optimal pool filtration and circulation with the Certikin concrete main drain body and grill HD33D, a genuine Certikin spare designed specifically for concrete pools. This old-type Certikin main drain creates a level finish on the pool floor while providing efficient water circulation and filtration. Installing a main drain at the bottom of the pool ensures that any debris or dirt that settles at the floor is effectively drawn into the filtration system, keeping your pool clean and clear.
This main drain is ideal for new pool builds, as regulations require the installation of two main drains fitted at least 2 metres apart to ensure proper safety and water flow.
Kit Includes:
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Main drain body
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Cover grill
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2 x stainless steel screws
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Instruction manual
Product Details:
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Overall diameter: 8 1/2″
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Depth of body: 6 1/4″
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Diameter of grill: 7 1/4″
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Diameter of female thread: 58mm
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Thread: 2″ imperial (can be reduced to 1.5″ using a 2″-1.5″ threaded reducer)
Manufactured from durable materials and designed for precise fitment, the Certikin concrete main drain body and grill HD33D ensures reliable performance, excellent water flow, and long-lasting durability for concrete pool installations.
All products we sell are sourced from trusted manufacturers and supplied as genuine spares. If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Related Products
Certikin deep bed filter laterals 2 pack SPEHSO916.
Genuine Certikin spare.
Certikin part numbers: CE04300916/SPEHSO916
1″ 275mm made for selected Certikin Deep bed filters.
Certikin ABS ladder anchors for 38mm ladder with bolts
Certikin ABS Ladder Anchors for 38mm Ladder HD10A are genuine deck-mounted anchors designed to securely hold 1.5″ / 38mm pool ladders in place. Supplied as a pair and complete with stainless steel bolts, these anchors are concreted flush into the deck, allowing the ladder to slide in and be firmly secured. White cover plates are available separately.
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Genuine Certikin spare
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Part number: HD10A
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Fits 38mm / 1.5″ ladders
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Supplied with stainless steel bolts
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Deck-mounted, flush installation
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Sold as a pair
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Certikin skimmer lid HD100
Keep your pool clean and your skimmer protected with the genuine Certikin Skimmer Lid HD100. Designed for standard 10-inch Certikin skimmers, this durable lid ensures reliable performance and easy installation.
Key Features:
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Genuine Certikin replacement lid – HD100
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Fits standard 10-inch Certikin skimmers
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Durable high-quality plastic construction
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Includes 2 counter sunk holes for secure attachment
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Maintains skimmer efficiency and keeps debris out
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Genuine Certikin anti vortex main drain for liner pools HD33L
The Genuine Certikin Anti Vortex Main Drain for Liner Pools HD33L is a complete kit for liner finished pools. It ensures effective water circulation and filtration from the deepest part of the pool.
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Genuine Certikin Anti Vortex Main Drain HD33L
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Complete kit includes main drain body, anti vortex grill, liner sealing clamp ring, stainless steel screws, and two rubber gaskets
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Designed for liner finished pools to optimise circulation and filtration
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Durable, chemical-resistant construction for long-lasting performance
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Secure, leak-free installation for reliable pool operation
If you have any questions, please call our shop on 01268 776690 — we are always happy to help. Thank you for choosing CrystalClear Leisure.
Genuine Certikin Filter Pressure Gauge 0.25 Inch
Ensure accurate pressure monitoring of your pool filter with the Genuine Certikin Filter Pressure Gauge 0.25 Inch. Designed for side or base entry, this genuine brass gauge provides reliable readings to protect your filtration system and maintain clean, clear, and efficiently circulated pool water. Suitable for a wide range of Certikin filters, it offers durable performance and simple installation.
Key Features:
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Genuine Certikin spare – Filter Pressure Gauge 0.25 Inch
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Brass male BSP thread 0.25 Inch for secure fitting
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Side or base entry connection
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Diameter: 55mm, Height: 73mm
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Durable, long-lasting construction
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Ensures correct filter pressure and protects equipment
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help.
Thank you for choosing CrystalClear Leisure.
Genuine Certikin HPS Hydroswim Pump Basket SPHSP04
Reliable Replacement Part
Ensure the smooth operation of your pool’s circulation system with the Genuine Certikin HPS Hydroswim Pump Basket SPHSP04. As a genuine Certikin product, this pump basket is specifically designed to fit the Certikin range of Hydroswim pumps, providing a reliable replacement part that guarantees compatibility and optimal performance.
Compatibility and Efficiency
Designed to seamlessly integrate into Certikin’s Hydroswim pumps, the SPHSP04 pump basket ensures efficient filtration and debris capture. Its precise engineering and durable construction make it a dependable component for maintaining proper water circulation in your pool.
Easy Maintenance
Replacing worn or damaged pump baskets is essential for effective pool maintenance. With the Genuine Certikin HPS Hydroswim Pump Basket SPHSP04, maintenance becomes hassle-free. Simply install the genuine Certikin replacement part to keep your pool’s filtration system operating smoothly.
Trust in Certikin Quality
Trust in Certikin’s expertise and reputation for quality when it comes to pool maintenance. With the Genuine Certikin HPS Hydroswim Pump Basket SPHSP04, you can be confident in the reliability and performance of your pool’s filtration system.
Certikin threaded back nut for inlets.
Genuine Certikin spare.
Certikin part number: SPC493
Made from high quality ABS plastic, this nut is used to secure a Certikin water return inlet through the pool panel, or wooden pool wall.
Overall diameter: 100mm
Diameter of thread: 57mm
Certikin skimmer basket with floating weir HD105
Keep your pool clean and your pump protected with this genuine Certikin skimmer basket, complete with a removable floating weir.
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Genuine Certikin spare – part number HD105
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Twist lock floating weir for easy removal and cleaning
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Fits all Certikin skimmer housings
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Durable, chemical-resistant construction
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Captures leaves and debris before reaching the pump
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Certikin Easy Fix Waterproof Underwater Repair Tape Black
Quickly repair leaks in pools, ponds, and water pipes with the Certikin Easy Fix Waterproof Underwater Repair Tape Black. Provides strong, durable adhesion for long-lasting, watertight repairs.
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Certikin spare part
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Suitable for pool and pond liners, plastic and metal pipes, filter tanks, and water storage
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Roll dimensions: 1.5m x 100mm
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Black colour for professional finish
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Easy to cut and apply
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Durable, waterproof, and long-lasting
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Certikin automatic water level controller device HD108
Maintain your pool’s water level automatically with the Certikin Automatic Water Level Controller Device HD108. This genuine Certikin spare includes all components needed for a neat, flush installation and ensures reliable operation.
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Genuine Certikin spare – part number HD108
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Maintains consistent water level automatically
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Includes main body, auto water control valve with float, 1.5″ threaded plug
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Deck frame and lid extension ring for flush finish
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Suitable for new installations or replacement
If you have any questions, please call our shop on 01268 776690 — we’re always happy to help. Thank you for choosing CrystalClear Leisure.
Genuine Certikin Vision top mount multi port valve o-ring
Maintain your Certikin Vision top mount multiport valve with the Genuine Certikin Vision Top Mount Multi Port Valve O-Ring. Designed to fit 20, 24, and 28 inch sand filters, this genuine o-ring ensures a precise, leak-free seal and supports smooth water flow and efficient filtration. Made from durable, chemical-resistant materials, it’s perfect for routine maintenance or replacing worn seals to keep your pool clean and clear.
Key Features:
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Genuine Certikin Vision top mount multiport valve o-ring
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Fits 20, 24, and 28 inch sand filters
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Durable, chemical-resistant material for long-lasting performance
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Diameter: 6 inches for a perfect, leak-free fit
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Maintains efficient water flow and filtration
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Ideal for routine maintenance or replacing worn seals
Additional Information
All products we sell are high quality and sourced from trusted manufacturers. Most items are in stock and ready for immediate dispatch. Our webstore offers a wide selection of premium swimming pool and hot tub products, including pumps, filters, heaters, maintenance equipment, spares, and more.
As a family-run business with over 75 years of combined experience, we pride ourselves on delivering expert advice, quality products, and outstanding customer service. Thank you for choosing our webstore as your trusted source for swimming pool and hot tub essentials. If you have any questions, please call our shop on 01268 776690.
Genuine Certikin wide mouth complete concrete skimmer
The Genuine Certikin Wide Mouth Complete Concrete Skimmer is a high-quality skimmer for concrete pool installations, providing efficient water circulation and debris removal.
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Genuine Certikin wide mouth concrete skimmer
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Ideal for concrete wall pool installations
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Complete kit includes basket, front face plate, deck finish frame, and round lid
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Easily installed at the correct height during pool construction
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Plumbing at the bottom accepts 1.5 inch male thread fittings
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Made from durable British white ABS
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Ready to install for immediate use
If you have any questions, please call our shop on 01268 776690 — we are always happy to help. Thank you for choosing CrystalClear Leisure.




