Biasi Sit 845mm Gas Valve – Pre-Owned | Part No. BI1193105

A sticking valve, pressure regulation fault, or electrical connection issue in a Biasi Garda HE, Garda M90F, Riva Compact HE, Riva Compact M90E, or Riva Plus M90D boiler is a common reason for inconsistent gas flow. The Biasi Sit 845mm Gas Valve, Part No. BI1193105, is the genuine replacement for this wide compatibility range, restoring stable gas flow and boiler performance.

This is a pre-owned part, fully tested and verified by qualified engineers — cleaned, pressure-tested, and inspected before dispatch.

Compatible Boiler Models

Tested by Engineers. Cost-Effective Repair.

This part is suitable if your original valve is sticking, failing to regulate pressure, or showing electrical connection faults. Each pre-owned unit is cleaned, pressure-tested, and inspected by qualified engineers before dispatch. Supplied with a 6-month warranty.

Delivery & Returns

Orders placed before 1:00 PM are dispatched the same day via reliable couriers, with standard or next-day delivery options. Returns are accepted within 30 days if the part is unused and in original packaging.

Important Safety Note: Please confirm that part number BI1193105 matches your existing unit before ordering. Gas valves must always be installed by a Gas Safe registered engineer, with a full gas-tightness test before recommissioning.