SVF Stainless Vertical Firetube (725–850 MBH)

The SVF boiler streamlines set-up and installation, saving time, labor and money. Guarding against wear and tear with its corrosion resistant and durable materials, Weil-McLain’s new Stainless Vertical Firetube boiler delivers energy efficiency and reliability. A leading-edge addition to our commercial boiler portfolio, it meets all standard bid specs for new construction.
Features
Solutions That Matter
725 & 850 MBH model stainless steel, fire tube boilers for light commercial and large heating applications
Easier
With contractor-friendly design to include Integrated roller casters. Shipping ramp and 3-in-1 vent adapters for quick installation
Better
With market leading efficiency and turn-down ranges for better energy efficiency and lower operating costs
Smarter
With large color touch-screen controls enabling enhanced diagnostics, trouble-shooting capability and remote monitoring

The Next Generation OF high efficiency Commercial boilers
big on warmth, low on energy use
Engineered for comfort, designed for efficiency
Certified ENERGY STAR® and heat pump ready, this high-efficiency boiler delivers powerful, eco-friendly performance while keeping energy costs low.


Technical Specs
MODEL | MAX INPUT (MBH) | GROSS OUTPUT (MBH) | NET AHRI RATING (MBH) | THERMAL EFFICIENCY | MAX WORKING PRESSURE | TURN DOWN RATIO | SUPPLY / RETURN WATER CONNECTIONS | GAS CONNECTION SIZE | AIR INTAKE / EXHAUST VENT DIAMETER | LENGTH (IN.) | WIDTH (IN.) | HEIGHT (IN.) | APPROX. SHIPPING WEIGHT (LBS.) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SVF 725 | 725 | 708 | 616 | 97.70% | 160 | 10:01 | 2 1/2″NPT | 1 1/4″ NPT | 6″ | 42.2″ | 24.9″ | 49.8″ | 675 |
SVF 850 | 850 | 829 | 721 | 97.50% | 160 | 12:01 | 2 1/2″ NPT | 1 1/4″ NPT | 6″ | 42.2″ | 24.9″ | 49.8″ | 675 |
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