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Dunkirk WPSB-4D Cast Iron Natural Gas Boiler With Bell & Gossett Pump

SKU: 389159
$1,871.95/ea Cargo Shipping Only
Save 28% · Retail: $2,582.00

   Available to Ship in 2-3 weeks

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About the Dunkirk WPS411203230203

Dunkirk WPSB-4D Cast Iron Natural Gas Boiler With Bell & Gossett Pump. Since the late 1920's, Dunkirk has delivered innovative, efficient and dependable home heating systems to professionals, building owners and homeowners. This is the best way to deliver heating equipment that lasts and reduces home heating costs. The WPSB Series II features an Integral Draft Hood and Vent Damper, reducing the overall height and making the unit ideal for low clearance or space limited installations. The compact footprint and Cast to Last 20 Year Non-Prorated Limited Warranty make the WPSB Series II an excellent choice for residential applications. Also included is a Bell & Gossett Pump- These pumps save you time, money, and energy by circulating hot water through your household plumbing without wasting it down the drain.

Product Details

Product: Boiler
Material: Cast iron
Fuel Type: Natural Gas
Other Info: Bell and Gossett Pump Included
Mpn # WPS411203230203
Weight 362.00 lbs.

Product Features

  • WPS411203230203
  • Input of 112.5
  • Heating Capacity 94
  • AHRI of 82
  • AFUE % Rating of 84
  • Flue Diameter 6"
  • LED Display
  • Low Water Cut Off


4.5 out of 5 rating is our rating for, we got that rating because we have lots of experience and great people with expertise in plumbing. BUT WE WANT YOUR HELP. This product doesn't have any reviews yet, and we don't want to write our own reviews. It is more valuable to us that the customers get to share their experience with our products. Please, if you have any experience with this product, take a moment to share and help someone else who is trying to make a decision. Thank you!

Questions & Answers


Good day! We appreciate your interest in our Dunkirk WPSB-4D Cast Iron Natural Gas Boiler. Water content for this product is 8.1 Gallons. For more information, please feel free to view the specification sheets. If you wish to purchase this product, be sure to click Add To Cart to confirm your order! We also invite you to sign up to receive our newsletter and discover fabulous discounts by keying in your email address in the space provided at the bottom right of this page. Thank you for shopping with – the perfect place to find high-quality products at low, low prices!


Hi! Thank you for checking out our Dunkirk WPSB-4D Cast Iron Natural Gas Boiler With Bell & Gossett Pump. For the detailed steps on starting your boiler, please check this Installation Manual specifically starting on page 17. Please do check out the instructions on page 13 on the vent damper too. Thank you for visiting - your one-stop online store for all your plumbing needs!