Water Butt Connector 3/4" BSP with In-Line BSPF Valve and 20mm MDPE Straight

The Water Butt Connector Kit brings a robust ¾" BSPM tank connector, an in-line ¾" BSPF valve and a 20mm MDPE straight together for a dependable rainwater harvesting setup. Built for tradespeople and DIY gardeners, it delivers a secure, leak‑free connection to water butt tanks and hoses.

Contents and construction

• Water Butt Connector ¾" BSPM with washer and nut — designed for secure attachment to water butt tanks, with precision threading for a tight, leak‑proof seal when tightened.
• In-Line Valve ¾" BSPF — black plastic, soft‑touch turn control, with inlet and outlet ¾" female threads; features a swivel design to adjust orientation without removing fittings.
• MDPE Straight 20mm – ¾" BSPM — provides a straightforward bridge from 20mm MDPE pipe to the ¾" thread, facilitating simple integration with existing pipework.

Key features and benefits

• Durable plastic construction stands up to outdoor use and varying weather, offering long‑term reliability for rainwater systems.
• Washer and nut included with the BSPM connector help ensure a solid seal at the tank interface, reducing the risk of drips or leaks.
• In‑line valve provides controlled flow with a smooth, minimal‑effort operation, useful for irrigation, drip systems, or bulk water transfer.
• Swivel valve design adds flexibility in tight spaces, allowing adjustment without detaching the adapter.
• Suitable for indoor or outdoor installations, compatible with standard ¾" BSP fittings and 20mm MDPE piping common in UK gardens.

Use cases and installation tips

Ideal for rainwater harvesting, garden irrigation, greenhouse watering, or linking water butts to hoses and drip systems. Fit the BSPM connector to the tank with the washer and nut for a secure seal. Attach the MDPE straight to 20mm piping, then connect to the inline valve. Check for leaks after initial operation and re-tighten if necessary. The kit’s components are chosen to minimise fit‑up time while providing a durable, leak‑resistant connection for everyday garden water management.