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

SKU: 389159

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Save 27% · Retail: $2,713.00

  Available to Ship in 1-2 weeks

This product is NON-RETURNABLE. Please make sure you understand the item and the dimensions before ordering. By Clicking "Keep in Cart" below you are acknowledging that you understand that this product can not be returned.

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

SKU: 389159

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Available to Ship in 1-2 weeks

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
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


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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. 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!


Hi there! Thank you for posting a question under the Dunkirk WPSB-4D Cast Iron Natural Gas Boiler. Unfortunately, we are uncertain as to why this is occurring. We would suggest, to ensure safe operation, that you contact a local HVAC professional to identify what’s causing the problem. If the party you hire needs help diagnosing the problem please have them call Dunkirk's technical department while they are on site at 800-253-7900, Monday thru Friday 8 am till 6 pm EST, and they will assist them in identifying the problem. Due to liability reasons Dunkirk's technical department can’t diagnose boiler problems directly with homeowners. Thank you for choosing PlumbersStock. Have a great day!

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