Flamco Flexfast Expansion Vessel Service Valve - 3/4

Flamco Flexfast Expansion Vessel Service Valve - 3/4"

Discover the efficient Flamco Flexfast expansion vessel service valve, designed as a robust isolating union for seamless maintenance of Flexcon expansion vessels in heating systems. Crafted from durable brass, this 3/4" valve enables quick checks of the vessel's gas charge or effortless replacement without the need to release system pressure or drain the installation, saving valuable time during servicing. Suitable for central heating applications with glycol-based anti-freeze up to 50%, it offers reliable performance across a wide temperature range and pressure conditions. With easy hand-screw assembly and precise connections, this high-quality service valve enhances system efficiency, reduces downtime, and ensures long-term durability for residential and commercial plumbing setups.

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX