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Bright yellow liquid in a clear plastic bottle with a black label featuring bold text that reads "RADIATOR RELIEF FLUSH" and a logo, designed for radiator repair and maintenance.

Design Engineering Radiator Relief Flush

by Design Engineering

£10.74
GTIN00607078402028
EAN0607078402028
MPN040202
Prices updated 30 Jun 2026

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Prices checked 3h ago
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Demon Tweeks

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In stock£7.94 delivery1 to 4 daysNew
£10.74

£18.68 total inc. delivery

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Product Description

Additive improves the overall efficiency of your cooling system by removing rust and mineral deposits whilst also dissolves oily deposit build ups. 473ml

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