Saint Roch Cast-Iron Boilers
A.J. LeBlanc Heating installs and services Saint Roch cast-iron oil boilers throughout Southern New Hampshire. Saint Roch is the natural successor to the Biasi B-10, with the same European cast-iron heritage, similar triple-pass design, current parts supply, and a drop-in fit for most baseboard and hydro-air systems.
Saint Roch Boilers
Saint Roch boilers are built with European craftsmanship and emphasize efficient heat exchange and long service life, making them a trusted choice for hydronic heating. For homeowners replacing an aging Biasi B-10, Saint Roch is the closest like-for-like upgrade on the market today: similar cast-iron sectional design, similar triple-pass efficiency, and current parts supply. A.J. LeBlanc Heating handles new Saint Roch installs, scheduled maintenance, and repairs on existing systems throughout Southern New Hampshire.
Full Saint Roch Boiler Lineup
- Saint Roch Oil Boilers
- Saint Roch Cast-Iron Sectional Boilers
- Saint Roch Triple-Pass High-Efficiency Boilers
- European Engineering & Construction
- Direct Biasi B-10 Replacement Sizing
Southern NH's Trusted Saint Roch Installer Since 1928
Authorized Saint Roch Dealer
We meet the manufacturer's standards for training, product knowledge, and installation quality, which matters for warranty coverage and long-term performance.
4th Generation, Family-Owned
Same family, same values since 1928. Thousands of Southern NH homeowners have trusted us with their heating.
Readers' Choice Winners
Voted best HVAC, plumbing, and electrical contractor by Southern NH homeowners year after year.
Installation, Service & Repair
We handle new Saint Roch installations, routine maintenance, and repairs on existing systems. One call covers it all.
Ready for a Saint Roch Installation?
Call or fill out the form below. A Home Comfort Advisor will review your needs, recommend the right Saint Roch model, and provide a written estimate.
Get in Touch
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Contact Information
Mon-Fri: 8am-4:30pm
Evenings & Weekends: Emergency Service
24/7 Emergency Service
No heat? No hot water? Call 603-623-0412 any time.