Cost wise Water butts

Water butt/rain barrel/water storage tank barbed hosetail for overflow/outlet 1" bsp,requires a 33mm hole

Water butt/rain barrel/water storage tank overflow hosetail elbow with nut & washer (1" bsp - 1" barb) requires a 33mm hole

Water butt/rain barrel/strorage tank outlet valve+adaptor/connector.Easy turn flow control,universal male hose connection

Cost Wise 25mm water butt overflow pipe/linking pipe,2m+hose clips

3/4" adaptor+waterbutt tap/valve with female universal click-lock connection (fits 26mm hole)

1m corrugated flexible 25mm hose to link water butts/rain barrels or as a overflow pipe

waterbutt/water tank metal butterfly tap kit universal click-lock connection 1/2" bsp fits 26mm hole required