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Plastic radiator caps

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Plastic radiator caps for sale on largest auction and classifieds sites

Home / Plumbing & Fixtures / Plastic radiator caps for sale – 96 used, around £7 | For Sale UK
Lockshield radiator valve - 4,

Lockshield radiator valve - 4,

£3.99
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White radiator valve caps - white,

White radiator valve caps - white,

£5.99
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8 10 radiator - /, 10+

8 10 radiator - /, 10+

£27.99
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Pack 20mm radiator valve - radiator,

Pack 20mm radiator valve - radiator,

£4.69
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White radiator valve - radiator, caps

White radiator valve - radiator, caps

£5.99
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20mm radiator valve covers - 20mm,

20mm radiator valve covers - 20mm,

£2.95
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Plastic caps for designer - plastic,

Plastic caps for designer - plastic,

£5.49
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Radiator valve caps covers - 12,

Radiator valve caps covers - 12,

£8.89
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Lockshield radiator valve - lockshield,

Lockshield radiator valve - lockshield,

£13.95
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Anthracite grey radiator - anthracite,

Anthracite grey radiator - anthracite,

£5.99
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Radiator valve cap easy - x,

Radiator valve cap easy - x,

£8.70
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Translucent white plastic - translucent,

Translucent white plastic - translucent,

£11.95
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Radiator valve cap - x,

Radiator valve cap - x,

£5.99
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Universal push fit central - fit,

Universal push fit central - fit,

£7.99
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Grey black radiator valve - black,

Grey black radiator valve - black,

£4.99
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Drayton lockshield - drayton,

Drayton lockshield - drayton,

£12.00
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Lockshield radiator valve - 8,

Lockshield radiator valve - 8,

£6.99
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Lockshield radiator valve - tc,

Lockshield radiator valve - tc,

£7.95
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Lockshield radiator valve - radiator,

Lockshield radiator valve - radiator,

£23.95
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Radiator lockshield valve - radiator,

Radiator lockshield valve - radiator,

£3.98
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White plastic radiator valve - white,

White plastic radiator valve - white,

£10.47
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Replacement white - 2,

Replacement white - 2,

£7.63
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8 or 10 - 2, 6

8 or 10 - 2, 6

£3.30
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Radiator valve caps covers - radiator,

Radiator valve caps covers - radiator,

£44.49
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Radiator valve cap - x,

Radiator valve cap - x,

£3.99
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Lockshield radiator valve - tc,

Lockshield radiator valve - tc,

£15.95
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Radiator valve cap - |, easy

Radiator valve cap - |, easy

£8.59
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Ytlsdhf white plastic - 6,

Ytlsdhf white plastic - 6,

£10.68
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Radiator coolant expansion cap - coolant,

Radiator coolant expansion cap - coolant,

£6.99
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For ford radiator coolant - radiator,

For ford radiator coolant - radiator,

£2.19
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Universal push fit central - ,

Universal push fit central - ,

£4.75
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8mm angled radiator - angled, valve

8mm angled radiator - angled, valve

£2.24
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Lockshield radiator valve - lockshield,

Lockshield radiator valve - lockshield,

£7.95
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Plastic caps guard heat - b&z,

Plastic caps guard heat - b&z,

£9.99
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Central heating radiator - central,

Central heating radiator - central,

£7.64
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Radiator valve lockshield - radiator,

Radiator valve lockshield - radiator,

£4.99
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Chrome cover cap - cap, towel

Chrome cover cap - cap, towel

£3.49
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Replacement white - x,

Replacement white - x,

£5.98
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Genuine ford radiator coolant - genuine,

Genuine ford radiator coolant - genuine,

£12.45
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13502353 radiator coolant - -,

13502353 radiator coolant - -,

£6.60
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Radiator valve cap easy - x,

Radiator valve cap easy - x,

£4.94
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Lockshield radiator valve - lockshield,

Lockshield radiator valve - lockshield,

£5.69
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Chrome cover cap - for, towel

Chrome cover cap - for, towel

£3.39
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Non melting plastic caps for - non,

Non melting plastic caps for - non,

£7.49
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Lockshield radiator valve - lockshield,

Lockshield radiator valve - lockshield,

£5.44
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Elegant white push - white, push-fit

Elegant white push - white, push-fit

£7.79
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Pack white radiator valve - 2,

Pack white radiator valve - 2,

£8.36
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Replacement white lockshield - replacement,

Replacement white lockshield - replacement,

£7.46
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Radiator expansion water tank - radiator,

Radiator expansion water tank - radiator,

£2.50
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Lockshield radiator valve - 8,

Lockshield radiator valve - 8,

£6.69
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Lockshield radiator valve - radiator,

Lockshield radiator valve - radiator,

£13.95
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Chrome cover cap - chrome,

Chrome cover cap - chrome,

£3.49
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Radiator valve lockshield - radiator,

Radiator valve lockshield - radiator,

£8.99
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Radiator valve caps covers - /,

Radiator valve caps covers - /,

£5.39
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Radiator valve caps - 4,

Radiator valve caps - 4,

£7.99
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Matt black cover cap for - matt,

Matt black cover cap for - matt,

£3.49
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8 10 radiator - 2,

8 10 radiator - 2,

£17.99
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Radiator expansion tank cap - expansion,

Radiator expansion tank cap - expansion,

£7.99
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Radiator coolant expansion - radiator,

Radiator coolant expansion - radiator,

£5.40
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Sourcing map plastic - sourcing, radiator

Sourcing map plastic - sourcing, radiator

£9.17
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Radiator valve cap - radiator,

Radiator valve cap - radiator,

£8.99
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Pair matt black - pair, cover

Pair matt black - pair, cover

£3.49
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Chrome cover cap for radiators - cover,

Chrome cover cap for radiators - cover,

£7.99
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Merriway bh01946 radiator caps - merriway,

Merriway bh01946 radiator caps - merriway,

£8.01
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Two white cover cap - white, towel

Two white cover cap - white, towel

£3.49
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20mm radiator valve caps - 20mm,

20mm radiator valve caps - 20mm,

£3.43
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Febi radiator coolant - febi,

Febi radiator coolant - febi,

£9.89
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Coolant expansion tank - expansion,

Coolant expansion tank - expansion,

£9.29
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Radiator valve caps - caps,

Radiator valve caps - caps,

£8.81
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Thermostatic radiator valve - thermostatic,

Thermostatic radiator valve - thermostatic,

£4.95
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Febi radiator coolant - radiator,

Febi radiator coolant - radiator,

£13.99
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4 rct plastic - 1/2",

4 rct plastic - 1/2",

£4.50
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New radiator expansion - radiator,

New radiator expansion - radiator,

£6.99
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Thermostatic radiator valve - thermostatic,

Thermostatic radiator valve - thermostatic,

£1.70
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Genuine febi radiator - febi, coolant

Genuine febi radiator - febi, coolant

£14.90
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Thermostatic radiator valve - radiator,

Thermostatic radiator valve - radiator,

£5.45
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Radiator valve cap universal - radiator,

Radiator valve cap universal - radiator,

£5.89
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Febi 22082 radiator coolant - febi,

Febi 22082 radiator coolant - febi,

£9.59
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Lockshield radiator valve - lockshield,

Lockshield radiator valve - lockshield,

£15.95
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For ford focus fiesta - for,

For ford focus fiesta - for,

£2.35
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Set universal chrome - of,

Set universal chrome - of,

£13.99
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For transit ford fiesta - transit,

For transit ford fiesta - transit,

£5.41
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Coolant expansion tank - coolant,

Coolant expansion tank - coolant,

£4.99
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Coolant radiator expansion - radiator,

Coolant radiator expansion - radiator,

£5.88
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Thermostatic radiator valve - radiator,

Thermostatic radiator valve - radiator,

£7.95
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Pair anthracite cover cap - pair,

Pair anthracite cover cap - pair,

£3.49
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10pcs radiator valve caps - 5/10pcs,

10pcs radiator valve caps - 5/10pcs,

£10.57
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Thermostatic radiator valve - radiator,

Thermostatic radiator valve - radiator,

£4.50
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Radiator valve caps - radiator,

Radiator valve caps - radiator,

£8.81
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Radiator coolant expansion - coolant,

Radiator coolant expansion - coolant,

£8.62
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Coolant expansion tank - coolant,

Coolant expansion tank - coolant,

£9.85
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Radiator valve lockshield - valve,

Radiator valve lockshield - valve,

£14.99
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Focus coolant expansion tank - expansion,

Focus coolant expansion tank - expansion,

£8.25
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Thermostatic radiator valve - thermostatic,

Thermostatic radiator valve - thermostatic,

£8.75
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Radiator expansion water - 1x,

Radiator expansion water - 1x,

£5.88
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Radiator coolant expansion - coolant,

Radiator coolant expansion - coolant,

£5.88
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📊96 listings · from £1.7 · avg £8.14
⚠️ These listings were last updated more than 13 days ago. Search for fresh listings

Browse 96 plastic radiator caps listings currently in our index. Prices range from £1.7 to £44.49, with an average of £8.14. 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 →

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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 96 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 £1.7, while premium listings can reach £44.49 — giving you a wide budget spread to work with. The average price of £8.14 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.

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