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Duotight – 8mm (5/16”) Female x FFL Female Thread 

Looking for high quality push in fittings that will seal tight?  duotight are the push in fitting with superior sealing capacity due to the double o-ring sealing design.

Why do we use Double O-rings?
The secret to our superior sealing performance is not just the fact that we use high quality EPDM o-rings but also use two of them.  The double o-ring means we literally have twice the sealing surface surface when compared with other push in fittings.  This makes our fittings even more reliable and reduces the chance of a leak significantly.

The double o-ring system also means that we can bend the hose with much tighter radius without causing leaking issues.  This typically can be an issue with other fittings.  This combination of factors makes duotight fittings the most reliable push fit fittings on the market.

What is EPDM?
EPDM = Ethylene Propylene Rubber which has excellent chemical resistance including being compatible with ozone, oils, wide variety of alkaline and acid compounds, water, alcohol, ketone and beverages.

EPDM is also resistant to aging, weather and will not perish easily like other rubber compounds.   When compared with silicon and vinyl EPDM has better gas transmission rates, better wear resistance, is BPA free and is the number one choice for many long lasting food grade applications.

Duotight – 8mm (5/16”) Female x FFL Female Thread (to fit MFL Disconnects)

Regular price £2.52
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15 UNITS AVAILABLE

SKU: KL06880

The Home Brew Shop Product Description

Duotight – 8mm (5/16”) Female x FFL Female Thread 

Looking for high quality push in fittings that will seal tight?  duotight are the push in fitting with superior sealing capacity due to the double o-ring sealing design.

Why do we use Double O-rings?
The secret to our superior sealing performance is not just the fact that we use high quality EPDM o-rings but also use two of them.  The double o-ring means we literally have twice the sealing surface surface when compared with other push in fittings.  This makes our fittings even more reliable and reduces the chance of a leak significantly.

The double o-ring system also means that we can bend the hose with much tighter radius without causing leaking issues.  This typically can be an issue with other fittings.  This combination of factors makes duotight fittings the most reliable push fit fittings on the market.

What is EPDM?
EPDM = Ethylene Propylene Rubber which has excellent chemical resistance including being compatible with ozone, oils, wide variety of alkaline and acid compounds, water, alcohol, ketone and beverages.

EPDM is also resistant to aging, weather and will not perish easily like other rubber compounds.   When compared with silicon and vinyl EPDM has better gas transmission rates, better wear resistance, is BPA free and is the number one choice for many long lasting food grade applications.

duotight – 8mm (5/16”) Female x FFL Female Thread (to fit MFL Disconnects) - KegLand
Duotight – 8mm (5/16”) Female x FFL Female Thread (to fit MFL Disconnects)

The Home Brew Shop FAQs

General Delivery Information

Due to the UK not being part of the EU we no longer offer any shipping to the EU.

Sorry to say We are not able to send any more products to NI due to the GSPR coming in to force on the 13th December 2024

We offer 24-hour and 48-hour Parcel Services, but this does not guarantee that the parcel will be received within this timeframe.

Normal delivery times are on average between 1-3 working days. But sometimes this can be longer During busy times like Christmas and Bank Holidays.

Heavy Parcels those over 1.5kg are delivered by DHL.

For those under 1.7kg We use Royal Mail 48 hour tracked service.

if a problem happens with the delivery please let us know and we will do our best to help, we can talk to DHL to help solve the problem.

We only know of the problem if you tell us about the problem, we can't help if we are not told about the issue.

1st orders with us, parcels will not be left with out a signature OR if we think they are a high value order over £120 parcels will need to be signed for.

Delivery Costs UK

UK Mainland Delivery Rates:

 All UK under 1.7kg: £3.30 + VAT = £3.96

  • Mainland UK over £72FREE (Some areas may have surcharges)
  • Mainland UK under £72 but over 1.7kg: £6.00 + VAT = £7.20 
  • Saturday Delivery to Mainland UK: £21.25 + VAT = £25.50
  • (Must order by 2pm Friday)Saturday Delivery Not Available Highlands & Islands

Saturday delivery to mainland UK £21.25 + VAT = £25.50 (we must have the order by, 2pm Friday).
Some postcodes we can't send on Saturday Delivery like AB 51.

Delivery Costs Highlands & Islands

Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery.

DHL Zone D

AB31-56, HS, IV, KA27-28, KW, PA 21-50, 60-78, PH4-44, 49-50, ZE, IM, TR.


Under 1.6kg: £3.30 + VAT = £3.96

Up to 27kg:       £13.50 + VAT = £16.20

27kg–54kg:       £22.50 + VAT = £27.00

54kg–81kg:       £31.50 + VAT = £37.80

81kg–108kg:     £40.50 + VAT = £48.60

108kg - 135kg: £49.50 + VAT = £59.40

135kg - 162kg: £58.50 + VAT = £70.20

162kg - 189kg: £67.50 + VAT = £81.00

Delivery Costs Channel Islands - Jersey and Guernsey

Parcels are only sent on a 48 hour service, Sorry we can't offer a weekend delivery Channel Islands Post Codes.

Jersey and Guernsey

  • Under packed weight 1.6kg: £3.30 (No VAT)
  • 1.7kg–25kg: £25.00 (No VAT) — 2–4 day service
  • 25.00kg–50kg: £40.00 (No VAT) — 2–4 day service
  • 50.00kg–75kg: £55.00 (No VAT) — 2–4 day service
  • 75kg – 100kg: £70.00 (No VAT) — 2–4 day service
  • 100kg – 125kg: £85.00 (No VAT) — 2–4 day service
  • 125kg – 150kg: £100.00 (No VAT) — 2–4 day service

Trusted supplier

for Homebrew supplies for 55+ years

Free Delivery

Over £72.00 UK Mainland exceptions apply for most orders

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