Plastic radiator caps
Plastic radiator caps for sale on Ireland's largest auction and classifieds sites
- Free postage - New and Used
Includes rubber insert • Washer hold place • Over valve tap - Free postage - New and Used
20mm radiator valve • These covers are • Specifically smooth cylindrical - Free postage - New and Used
These covers help • Safeguard your radiator • Valves which can - Free postage - New and Used
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20mm radiator valve • Caps covers lockshield • Multi packs 100 - Free postage - New and Used
Browse 48 plastic radiator caps listings currently in our index. Prices range from £3.3 to £43.99, with an average of £9.7. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about plastic radiator caps →
Premium petg quality • Made from durable • High temperature resistant - Free postage - New and Used
Larger spindle 9mm • 5mm total length • 32mm - Free postage - New and Used
20mm radiator valve • Covers caps replacement • Black white universal - Free postage - New and Used
Are committed ensure • That won let • You down any - Free postage - New and Used
White wheel head • Cap only - Free postage - New and Used
Lockshield radiator valves • Universal fit most • Valve cap push - Free postage - New and Used
Larger spindle 9mm • 5mm - Free postage - New and Used
Spindle 5mm 8mm - Free postage - New and Used
These covers help • Safeguard your radiator • Valves which can - Free postage - New and Used
Includes rubber insert • Washer hold place • Over valve tap - Free postage - New and Used
These covers help • Protect your radiator • Valves which can - Free postage - New and Used
- Free postage - New and Used
Larger spindle 9mm • 5mm total length • 32mm - Free postage - New and Used
Larger spindle 9mm • 5mm total length • 32mm - Free postage - New and Used
Products will not • Serviced per maintenance • Instructions includes rubber - Free postage - New and Used
Your pipework coming • Type valve you • Will require depends - Free postage - New and Used
Anthracite grey radiator • Valve caps covers • Cover petg plastic - Free postage - New and Used
- Free postage - New and Used
Larger spindle 9mm • 5mm - Free postage - New and Used
White wheel head • Cap only valve • Included length whole - Free postage - New and Used
Spindle 5mm 8mm - Free postage - New and Used
Universal fit compatible • Most standard radiator • Compatibility versatile use - Free postage - New and Used
Genuine ford radiator • Coolant expansion header • Tank cap 5193938 - Free postage - New and Used
Universal fit these • Radiator valve cap • Almost all kinds - Free postage - New and Used
These covers are • Specifically smooth cylindrical • 20mm radiator valve - Free postage - New and Used
20mm radiator valve • Main shows cover • Stem reference these - Free postage - New and Used
Easy install radiator • Fit cap special • Simply remove washer - Free postage - New and Used
White wheel head • Cap only - Free postage - New and Used
Made from strong • Abs plastic material • That ensures long - Free postage - New and Used
- Free postage - New and Used
- Free postage - New and Used
Larger spindle 9mm • 5mm - Free postage - New and Used
White wheel head • Cap only - Free postage - New and Used
Easy install radiator • Fit cap special • Simply remove washer - Free postage - New and Used
Ford kuga mk1 • Mk2 2013 2019 • Fiesta mk7 left - Free postage - New and Used
Towel rails • Rail hooks black • Parts spares heated - Free postage - New and Used
Radiator valve caps • Covers cover petg • Plastic free postage - Free postage - New and Used
Totally unique these • Valves have been • Carefully printed using - Free postage - New and Used
Select colours black • Grey - Free postage - New and Used
Only visible mark • Faint seam which • Can positioned facing - Free postage - New and Used
Best suited holding • Vertical horizontal designer • Radiator brackets colour - Free postage - New and Used
Focus box body • Estate 1.6 tdci • 09.2005 07.2011 - Free postage - New and Used
Ford focus fiesta • Mondeo max 1.4 • Tdci volvo c70 - Free postage - New and Used
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Everything you need to know about plastic radiator caps
Whether you are looking for a brand-new or second-hand plastic radiator caps, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £3.3, while premium listings can reach £43.99 — giving you a wide budget spread to work with. The average price of £9.7 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.