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4.3 out of 5 (3 reviews)
Expensive for a single O ring and too long a dispatch time.— Dave Lawlor
Omnipure Q Series Head O-Ring - Large (H-118)
MPN
£1.99 inc. VAT
In stock
Ready to dispatch
Calculating delivery...
FREE Express Delivery
UK orders over £50
Next Day Delivery
£5.99
Standard Delivery
£2.99 for 2-3 days
*Applies when Next Day Delivery is selected at checkout.
Delivery information
Order before the delivery cut-off for the fastest available dispatch. Delivery options and final prices are confirmed at checkout.
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Learn moreWhat our customers say
The Omnipure Q Series Head O-Ring should be used for replacing the larger of two o-rings found in Omnipure Q-Series heads.
If you find your Q Series head is leaking, it is likely due to wear and compression of the larger o-ring and should be replaced.
Replacement is quick and easy to do.
- MPN
- H-118
- Brand
- Omnipure
- Fitting type
- O ring
- Material
- EPDM
Follow the manufacturer’s installation guidance and check all connections before leaving the installation.
Order before our dispatch cut-off — 3pm Monday to Friday, or 12pm on Saturday — and your order is sent the same day; anything after that follows the next working day. We don’t dispatch on Sundays, and you’ll get a tracking link by email as soon as your order is on its way.
Choose your UK delivery option at checkout:
- Free Express Delivery — free on orders over £50 (2–3 working days).
- Standard Delivery — £2.99 (2–3 working days).
- Next Day Delivery — £5.99, arriving the next working day when you order before the cut-off.
We also ship internationally, with rates calculated at checkout.
Returns & refunds
Changed your mind? You have 30 days to return any unused filter in its original sealed packaging for a refund, or 90 days for exchanges. Start at our returns portal and either generate a prepaid Royal Mail label (£3.49, deducted from your refund) or use your own courier — exchanges are always free to return. We approve refunds within 24 hours of your return reaching us; your bank may then take 3–5 working days to show the funds.
Product Details
The Omnipure Q Series Head O-Ring should be used for replacing the larger of two o-rings found in Omnipure Q-Series heads.
If you find your Q Series head is leaking, it is likely due to wear and compression of the larger o-ring and should be replaced.
Replacement is quick and easy to do.
Specifications
- MPN
- H-118
- Brand
- Omnipure
- Fitting type
- O ring
- Material
- EPDM
Installation
Follow the manufacturer’s installation guidance and check all connections before leaving the installation.
Delivery & Returns
Order before our dispatch cut-off — 3pm Monday to Friday, or 12pm on Saturday — and your order is sent the same day; anything after that follows the next working day. We don’t dispatch on Sundays, and you’ll get a tracking link by email as soon as your order is on its way.
Choose your UK delivery option at checkout:
- Free Express Delivery — free on orders over £50 (2–3 working days).
- Standard Delivery — £2.99 (2–3 working days).
- Next Day Delivery — £5.99, arriving the next working day when you order before the cut-off.
We also ship internationally, with rates calculated at checkout.
Returns & refunds
Changed your mind? You have 30 days to return any unused filter in its original sealed packaging for a refund, or 90 days for exchanges. Start at our returns portal and either generate a prepaid Royal Mail label (£3.49, deducted from your refund) or use your own courier — exchanges are always free to return. We approve refunds within 24 hours of your return reaching us; your bank may then take 3–5 working days to show the funds.