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OEM and Aftermarket Boiler Parts

When a boiler goes down, you don’t have time to wait weeks on a part. Halmar stocks thousands of aftermarket boiler parts ready to ship the same day, including compatible replacement options for select Cleaver-Brooks applications. Whether you need an OEM part or a cost-effective aftermarket alternative, our team can help you find exactly what fits — and get it out the door before your truck rolls.

Replacement Boiler Parts Categories Available

Halmar stocks a wide range of Cleaver-Brooks compatible parts, as well as a large inventory of aftermarket parts compatible with other major OEM brands.

If you’re unsure, a photo of the worn or damaged part goes a long way. Our team has fielded thousands of these calls on both OEM boiler parts and Replacement Boiler Part equivalents, so we can usually narrow down the right industrial boiler parts fast, even from a rough description.

For service technicians who need industrial boiler parts on tight timelines, aftermarket options are often the difference between a same-day fix and a week of downtime.

  • Thousands of aftermarket boiler parts and in stock
  • Same-day shipping on orders placed by 3 PM EST
  • 48-state coverage.
  • 75+ years in business.
  • Inquiry responses within 1 business day.
  • Large inventory of replacement boiler parts compatible with premium boiler brands
Service Tech managing a boiler

Halmar’s Custom & OEM Replacement Parts

Technician servicing a commercial boiler

Why Buyers Consider Aftermarket Boiler Parts

Service techs and general managers turn to aftermarket replacement boiler parts for a few reasons: faster availability, lower cost, and a supplier who actually picks up the phone. When an OEM part is backordered or discontinued, an aftermarket equivalent can keep a job on schedule instead of pushing it to next week. Working with an established boiler replacement parts supplier also means access to people who know the parts — not just a catalog number, but which tile, gasket, or component actually fits your equipment.

Halmar warehouse staff packing an order standing in front of selves full of gaskets

Compatible with Select Cleaver-Brooks Boiler Applications

Halmar carries replacement parts compatible with Cleaver-Brooks boilers across several product lines, including refractory tiles, gaskets, and burner components. Our team can help you identify the right replacement boiler part before you order. Give us a call or send over your model and part number, and we’ll match you with a compatible replacement, in stock and ready to ship.

Popular Boiler Parts Categories

Refractory Tiles

Refractory Tiles

Our precision refractory tiles are used in over 10,000 installations worldwide. Halmar manufactures the highest quality refractory tiles, compatible with premium OEM's including Cleaver Brooks. 300+ molds available.

Gasket Kits

Gasket Kits

Halmar assembles Fireside Gasket Kits for more than ten models of firetube and watertube boilers. Each kit includes model-specific gaskets, along with spray adhesive and a ceramic fiber insulating strip.

Diffusers

Diffusers

Halmar manufactures diffusers for firetube and watertube boilers from stainless steel. Over 25 disffuser models available for firetube boilers including ones compatible with Cleaver-Brooks boilers, and several for watertube boilers.

Burner Housings & Kits

Burner Housings & Kits

Compatible with firetube and watertube boilers, our Burner Housings are manufactured for over ten models of boilers. Halmar also manufactures high turndown burner housings for  other boiler models, constructed to include the orifice spuds.

Refractory Tiles

Halmar manufactures over 300 molds of boiler refractory tiles in-house, which are compatible with top brands including Cleaver-Brooks. The quality of our product has met standards of our customers in tens of thousands installations globally.

  • Sight Tube

  • Burner Throat

  • Bull Ring

  • Throat Tile

  • Tile, Wall Joint

  • Tile, Expansion Joint

If you don’t see the exact tile you need, give us a call and we can help you get what you’re looking for. Call us at (502) 459-9131.

Halmar warehouse staff packing a tile crate for shipping
Halmar tile specialist marking a liner tile before packaging

Refractory Tiles Manufactured In-House for Almost 50 Years

For almost fifty years, Halmar has manufactured the industry’s highest quality precision refractory tiles. Our process reflects decades of refinement:

  • Steel molds

    Designed and fabricated in-house

  • Material testing

    Extensive raw material combinations tested to identify the ideal refractory cement and water mixture for durability and heat resistance

  • Tongue-and-groove precision

    Particular attention paid to the fit on baffle tile molds

  • Mixing and pouring

    Custom equipment ensures the integrity of the product

  • Temperature and humidity controls

    Critical to tile quality throughout the process

  • Custom-designed crating

    Ensures every tile arrives at your job site in perfect condition

Request a Quote for OEM or Aftermarket Boiler Parts

Need a part fast? Send us your boiler’s model and serial number, or a description and photo of the part you’re replacing, and we’ll get back to you with pricing and availability within one business day. As a boiler replacement parts supplier with 48-state coverage and same-day shipping on orders placed by 3pm, we’re built for jobs that can’t wait on aftermarket replacement boiler parts.

Get a Quote

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Frequently Asked Questions About OEM and Aftermarket Boiler Parts

Many of them are. Refractory tiles, gaskets, diffusers, and several other categories are compatible with Cleaver-Brooks boiler. If you’re not sure about a specific part or model, contact our team and we’ll confirm compatibility before you order.

*Legal Disclaimer: Halmar is an independent manufacturer of replacement parts. Parts described as compatible with Cleaver-Brooks are not manufactured by Cleaver-Brooks, nor is Halmar Corporation in any way associated or affiliated with Cleaver-Brooks or Aqua-Chem, Inc.

Orders placed by 3pm ship the same day. We maintain 48-state coverage and typically respond to part inquiries within one business day.

OEM parts come from the original manufacturer. Aftermarket parts are built to the same specifications by a different manufacturer, often at a lower cost and with faster availability, without sacrificing fit or performance.

Yes. Halmar casts and cures refractory tiles in-house, which lets us control material consistency and keep a wide range of tile styles in stock, from common throat tiles to specialty pieces like bull rings.

Yes, we have a large selection of commonly used and specialty aftermarket boiler parts including gaskets, controls, safety valves, refractory and much more that ship across North America (and Globally).