Astral Pool 78300 Barrel Union Plumbing Kit – 40/50mm Connections
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The Astral Pool 78300 Pipe Connection Kit is a genuine plumbing accessory designed for easy and reliable connection of chlorinators, pumps, filters, and other Astral Pool equipment. It includes both 40mm and 50mm glue-in pipe unions, O-rings, and lock nuts, ensuring a tight and leak-free seal with standard pool plumbing.
In the Box:
- 2 × Glue-In Pipe Union – 50mm / 2" (950920)
- 2 × Glue-In Pipe Union – 50/40mm Reducer (950918)
- 2 × Lock Nut – Union 50mm (950919)
- 2 × O-Ring (70003)
Compatible with:
• Chlorinators:
- Viron eQuilibrium Chlorinators
- Viron Salt Chlorinators
- VX Series Chlorinators
- E-Series Chlorinators
- Filtrite CE, CX Chlorinators
- Viron & eQ Cells
- Single Point Injection Cells
- Chemical Dosing Mixing Cells
• Pumps:
- CTX MKII Pumps (21280, 21360, 21400, 21500)
- XF Pumps
- Viron P280 / P300 Pumps
- Viron P320 / P520 Pumps
- CTX Pumps (11200–11204)
- E-Series Pumps (11475–11478)
- E-Combie Pumps
- FX Pumps
• Filters & Other Equipment:
- CA & ECA Media Filters
- FG Fibreglass Media Filter
- RX Media Filter
- E-Series Media Filter (ECO)
- ZX Cartridge Filter
- UF80 Cartridge Filter
- Viron QL420 & QL540 Cartridge Filters
- IX50 In-Line Leaf Canister
See parts 7, 8, and 9 in the Parts List Diagram below.

📄 Show diagrams for other compatible models
- E-Series Salt Chlorinator – View Diagram
- VX Series Salt Chlorinator – View Diagram
- Viron Salt Chlorinator – View Diagram
- Viron eQuilibrium Salt Chlorinator – View Diagram
- CTX MKII Pumps – Models 21280–21500 – View Diagram
- CTX Pumps – Models 11200–11204 – View Diagram
- XF Series Pump – View Diagram
- Viron P280 Pump – View Diagram
- Viron P300 Pump – View Diagram
- Viron P320 Pump – View Diagram
- Viron P320/P520 XT Pumps – Nov 2020 to Jun 2021 – View Diagram
- Viron XT P320/P520 Variable Speed – Before Nov 2020 – View Diagram
- E-Series Pumps – Models 11475–11478 – View Diagram
- E-Combie Pumps – View Diagram
- FX Pumps – View Diagram
- VX E25/E35 Chlorinator Cells – View Diagram
- Chemical Dosing – Single Point Injection Cell – View Diagram
- Chemical Dosing – Solar Cell – View Diagram
- CA & ECA Media Filter – View Diagram
- FG Fibreglass Media Filter – View Diagram
- RX Media Filter – View Diagram
- E-Series Media Filter ECO – View Diagram
- Ultra Fine UF Cartridge Filter – View Diagram
- ZX Cartridge Filter – View Diagram
- Viron QL420/QL540 Cartridge Filters – View Diagram
- IX50 In-Line Leaf Canister – View Diagram
| SKU | 78300 |
|---|---|
| GTIN | 9343609011789 |
| Barcode | 78300 |
| Warranty | 1 Year |
| Brand | Astral Pool |
| Model | 78300 - Pipe Connection Component Bag PVC Barrel Union |
| Product Type | Plumbing, Valves & Fittings |
| Shipping Type | Standard |
Shipping
Same-day dispatch applies to orders received by 12.00 pm (AEST) during business days. Orders received after 12.00 pm and on weekends or public holidays will be dispatched on the next business day.
Delivery fees are $19.95 flat-rate per order Australia-wide, no matter how many products are in it. Orders containing bulky items like sand filters, acoustic boxes, heat pumps, pool covers, and pool slides may incur additional fees as they require specialized carriers.
Below are the estimated time to arrival in business days once an order is shipped.
| Destination | Sydney | NSW | VIC | QLD | SA | WA/NT |
|---|---|---|---|---|---|---|
| Business Days | 1 - 2 | 2 - 4 | 2 - 4 | 2 - 4 | 3 - 4 | 5 - 6 |
Rural and remote addresses, where delivery is not provided every day, may take longer.
Returns
Satisfaction Guarantee: If you are not satisfied with a product for any reason, you are welcome to return it to us for a full refund or exchange within 30 days of the purchase date - even if you have used the product. Returns are free, and we will cover return shipping.
We take full responsibility for the safe arrival of the products that you order from us. We will replace at our expense any product that arrives faulty, damaged during transit, or is the incorrect product. Click here for details
If you have any questions about our shipping policy or our return policy, please contact us on 1300 766 619 or through our contact us form.