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A return pump is for installation in an aquarium sump or refugium, these are usually underneath the main aquarium and as such a pump is required to move the water back into the main tank itself. Some return/sump pumps are duel purpose and can also be installed in the aquarium itself for circulation.
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For delivery before Christmas, orders must be placed on or before 3pm on Wednesday 20th December. We cannot guarantee delivery of these orders pre-Christmas as we are reliant on our couriers, but will use our best endeavours to get orders placed on this date out to you before Christmas. For full details of our festive delivery and opening times click here
Please note: online orders placed after 3pm on Friday 22nd December will not be dispatched until the New Year. For full details of our festive delivery and opening times click here
