Hurst Boiler & Welding Co., Inc. · Series
Hurst Boiler & Welding Co., Inc. Firebox Series 45
The Hurst Firebox Series 45 is a three-pass firebox boiler with capacities from 8.5 to 813 HP (285 to 27,215 MBTU/HR) for 15 PSI steam and 30 PSI water (60 or 100 PSI water optional), flexible for gas, oil, heavy oil and combination firing.
Series facts
- Type
- non-condensing
- Efficiency
- Unknown
- Fuel
- Hurst lists flexibility for gas, oil, heavy oil and combination gas/oil firing.
- Venting
- Unknown
- Models documented
- 0
- Warranty
- Not verified
About the Firebox Series 45
Hurst's Firebox Series 45 page prints: 'Capacities From 8.5 to 813 HP 285 to 27,215 MBTU/HR. 15 PSI Steam 30 PSI Water (60,100 PSI Water Optional)', 'Efficient 3-Pass Design', 'Flexibility - Gas, Oil, Heavy Oil, and Combination Gas/Oil', and ASME Code construction stamped for 15 PSI steam / 30 PSI water, registered with the National Board.
The page documents a large furnace volume for combustion efficiency, a unified refractory base floor, steel skids and lifting eyes, low heat release, 2" mineral wool factory insulation, a 22QA zinc-coated powder-coat finish, easy access to fireside surfaces and ample waterside cleanout openings.
The official Series 45 brochure prints the capacity table for sizes from 8.5 to 813 BHP. No official Canadian-sales statement was found.
Highlights
- Three-pass firebox boiler, 8.5 – 813 HP (285 – 27,215 MBTU/HR)
- 15 PSI steam, 30 PSI water (60/100 PSI water optional)
- Gas, oil, heavy oil and combination gas/oil flexibility
- Large furnace volume, unified refractory base, steel skids
- Factory insulated with 2" mineral wool and powder-coat finish
Models
Firebox Series 45 models
One canonical page per model with input, output and efficiency kept separate.
Error codes and alerts
Firebox Series 45 alerts
No alerts documented for this series yet.
Manuals
Official documents
Where ROMA provides on-site service
On-site service is currently offered in Greater Vancouver, BC, including Vancouver, Burnaby, Richmond, Surrey, Coquitlam, North Vancouver, West Vancouver, New Westminster, Port Coquitlam, Port Moody, Delta, Langley, Maple Ridge, Abbotsford, Chilliwack, White Rock, Pitt Meadows, Tsawwassen, Anmore, Lions Bay, Belcarra, Bowen Island, Mission. Everything else on this site is reference information you can use anywhere in Canada.
Services for Hurst Boiler & Welding Co., Inc. boilers
Frequently asked questions
What sizes does the Firebox Series 45 cover?
Hurst prints capacities from 8.5 to 813 HP and 285 to 27,215 MBTU/HR for the Series 45.
What fuels can the Series 45 burn?
Hurst lists gas, oil, heavy oil and combination gas/oil firing.
Talk to a boiler technician
Describe what the boiler is doing and get a straight answer about the next step.
On-site service in Greater Vancouver, BC. ROMA lists “Open 7 days” on its site; call to confirm same-day availability.
Sources and verification
- Hurst — Firebox Series 45 product page · accessed September 9, 2026
- Hurst — Firebox Series 45 brochure (PDF) · accessed September 9, 2026
Facts checked September 9, 2026. Last updated September 9, 2026. Technical reviewer: not yet assigned.