The O’Brien after market parts range provides you with everything from a gasket to the doors, along with industrial water tube support, fuel upgrades, better-quality burner products and much more. In other words, we are your one-stop shop for boiler room parts with over $1 m of parts stocked nationally.

Forced Draft Burner Parts

Motors, Blower Wheels, Electrodes, Transformers / Ignition & Control, Air Flow Switches, Oil Pumps, Diffusers, Gas Trains & Valves Nozzles, Regulators, Pilot Assemblies, Flame Sensors, Modulator Motors, Lead Lag Panels, and more.

Cast Iron Parts & Wood Fired Parts

Boiler Grates, Stoker Parts / Augers, Troughs, Fuel Feed Rotary Valves, Rotary Air Lock Valves, Retort, Retort Nozzles, Fire Brick, Ash Removal Chains, Flights, Drives / Mechanical & Variable Hertz, Sheaves, Belts, Bearings.

Castable, Refractories & Insulation

Castable 1800 & 2800 Degree, Furnace Crete, Coreline, One Shot, Mineral Wool, Kaowool, Mill Board, Rock Wool, Blankets, Fire Brick, Refractory Ha.


PSI Gauges, H2O Gauges, Temperature, Aqua stats, Draft, Bottom, Back, Hand held analysers.

Gaskets & Consumables

Tadpole Tape, Fibre Tape, Kaowool Strips, Hand Hole Gaskets, Man Hole Gaskets, Flange Gaskets Spiral Wound, Sight Glasses, and Cones.


Feed Water & Repair Parts and Kits, Replacement Fuel Oil Pumps and Remote Pump Sets

Softeners & Chemical Feed Systems

Tanks available from stock or custom built to your specifications. ASME Certified Units or Non-Code Tanks. Waters Softeners for all sizes Boiler Systems Commercial or Industrial. Simplex or Duplex Units. Chemical Feeders to your order.


Relief Valves, Feed Water Valves, Gate Valves, Globe Valves, Blowdown Valves, Check Valves (Swing & Spring) Ball Valves, Solenoid Valves, Angle Non-Return Valves, Solenoid Valves.

Fittings & Piping

Boiler Steel, Boiler Tubing, Manway Plates, Hand Hole Plates, Custom Tube Sheet Drilling, Replacement Furnaces, Unions, Couplings, Elbows, Nipples Flanges, Tees, Crosses, Plugs, Caps, Pipe and Fittings.