Throat Tile

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Throat Tile

These durable throat tiles reinforce high-velocity flame zones with stable, long-lasting resistance against deterioration.

Get a Quote Order now (502) 459-9131

*These tiles are compatible with Cleaver-Brooks boilers.

  • 94-120
    Throat Tile
    48"
    CB-OS
    50-100
    Firetube
  • 94-217
    Throat Tile
    48"
    CB-NS
    50-80
    Firetube
  • 94-218
    Throat Tile
    48"
    CB-NS
    100-125
    Firetube
  • 94-386
    Throat Tile
    48"
    CB-OS
    50-125A
    Firetube
  • 94-388
    Throat Tile
    48"
    CBH
    50-100
    Firetube
  • 94-130
    Throat Tile
    60"
    CB
    125-200
    Firetube
  • 94-1014
    Throat Tile
    60"
    CBEX-E
    150-200
    Firetube
  • 94-752
    Throat Tile
    67"
    4WI
    125-200
    Firetube
  • 94-1038
    Throat Tile
    67"
    CBEX-E
    250-350
    Firetube
  • 94-343
    Throat Tile
    78"
    CB
    250-350
    Firetube
  • 94-449
    Throat Tile
    78"
    LE
    250-350
    Firetube
  • 94-798
    Throat Tile
    78"
    CBEX-E
    250-300
    Firetube
    5-9
  • 94-1037
    Throat Tile
    78"
    CBEX-E
    350-400
    Firetube
  • 94-643
    Throat Tile
    85"
    4WI
    350-400
    Firetube
  • 94-1010
    Throat Tile
    85"
    CBEX-E
    500-600
    Firetube
  • 94-1036
    Throat Tile
    92"
    CBEX-E
    700-800
    Firetube
  • 94-344
    Throat Tile
    96"
    CB
    400-800
    Firetube
  • 94-429
    Throat Tile
    96"
    LE
    400-800
    Firetube
  • 94-451
    Throat Tile
    96"
    LE
    400-800
    Firetube
  • 94-655
    Throat Tile
    106"
    4WI
    700-800
    Firetube
  • 94-938
    Throat Tile
    106"
    CBEX-E
    1100-1200
    Firetube
  • 94-1062
    Throat Tile
    106"
    CBEX-E
    900-1000
    Firetube
  • 94-310
    Throat Tile
    Watertube
  • 94-311
    Throat Tile
    Watertube
  • 94-312
    Throat Tile
    Watertube

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In-stock items. Order by 3:00 PM EST for Same-Day Shipping.

*Halmar Corporation offers many Cleaver-Brooks aftermarket parts. Halmar Corporation is not a factory authorized sales representative for Cleaver-Brooks, nor is Halmar Corporation affiliated with Cleaver-Brooks in any way. Cleaver-Brooks is a registered trademark of Cleaver-Brooks, Inc., Thomasville, GA.

Some aftermarket parts may be made by other manufacturers.

Can’t Find the Refractory Tile You’re Looking For?

We carry a large inventory and if we don’t have what you need, we can help track it down for you. Give us a call.

Get a Quote Call Us (502) 459-9131
Halmar staff finishing off a custom refractory throat tile

Frequently Asked Questions About Throat Tiles

A boiler throat tile is a high-performance refractory component specifically molded to line the initial combustion opening, or throat, of a burner assembly. Its primary purpose is to deliver exceptional radiant heat protection directly at the point of ignition. By forming a rugged, continuous insulation ring where the fuel flame develops, these specialized boiler refractory tiles stabilize the initial air-fuel boundary, optimize combustion efficiency, and protect the surrounding front inner door and steel framework from extreme thermal fatigue.

Because the throat entry area is continuously exposed to direct, high-velocity flame contact, it handles the most aggressive thermal stress and cycling within the furnace chamber. During routine seasonal turnarounds or scheduled fireside cleanouts, maintenance teams should check the throat area for deep structural cracking, crumbling joints, or advanced spalling (surface chipping). If fragments break off or erode significantly, the altered dimensional shape will disrupt the burner’s air velocity and allow intense radiant heat to warp the front inner door assembly, indicating that a replacement boiler refractory tiles installation is urgently required.

Sourcing proprietary or model-specific insulation profiles directly from factory original equipment manufacturers (OEMs) frequently forces procurement managers to face long factory lead times, distributor backorders, and steep price inflation. Halmar functions as an independent, domestic manufacturer that controls the complete high-temperature casting and curing process internally at our modern facility in Louisville, Kentucky. We carry a massive catalog of premium aftermarket boiler parts on our shelves, allowing us to supply exceptional material longevity, perfect dimensional matching, and fast same-day shipping to minimize critical asset downtime.

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