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Biasi 3/4 Inch Square Gas Cock BI1014103

Biasi

Biasi 3/4 Inch Square Gas Cock BI1014103

The Biasi BI1014103 is a 3/4 inch square gas cock with a 90-degree shape, used for gas isolation on compatible Biasi boilers.

At a glance

  • Also known as 1650110
Manufacturer part no.
BI1014103
GC number
E05-388
Showing prices

£34.90

£29.08 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Biasi BI1014103 is a 3/4 inch square gas cock with a 90-degree shape. It is a gas isolation valve used on Biasi gas boilers to control the gas supply. This component allows the gas flow to be shut off for maintenance or emergency isolation.

Signs this part needs replacing

  • Gas smell near the valve
  • Difficulty turning the valve handle
  • Valve does not fully shut off gas flow
  • Visible corrosion or damage to the valve body
  • Leakage from the spindle or connections

Before you order

  • Confirm your boiler model matches the fitment list
  • Check the GC number if available
  • Verify the existing valve is a 3/4 inch square gas cock with 90-degree shape
  • Ensure gas supply is isolated and system depressurised before replacement

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.