K23 Insulating Firebrick 4.5 x 4.5 x .50 Morgan Thermal Ceramics 2300F Box of 4

US $14.98
ApproximatelyC $20.64
Condition:
New
Last one12 sold
Breathe easy. Returns accepted.
People are checking this out. 7 have added this to their watchlist.
Shipping:
US $16.95 (approx C $23.35) Standard Shipping.
Located in: Hesperia, California, United States
Delivery:
Estimated between Wed, Sep 17 and Fri, Sep 19 to 94104
Delivery time is estimated using our proprietary method which is based on the buyer's proximity to the item location, the shipping service selected, the seller's shipping history, and other factors. Delivery times may vary, especially during peak periods.
Returns:
30 days return. Buyer pays for return shipping. If you use an eBay shipping label, it will be deducted from your refund amount.
Payments:
     Diners Club

Shop with confidence

eBay Money Back Guarantee
Get the item you ordered or your money back. Learn moreeBay Money Back Guarantee - opens new window or tab
Seller assumes all responsibility for this listing.
eBay item number:193307348554
Last updated on Sep 12, 2025 15:24:00 EDTView all revisionsView all revisions

Item specifics

Condition
New: A brand-new, unused, unopened, undamaged item (including handmade items). See the seller's ...
Low density Kiln Repair or Oven Repair
Fireplace Chimney Stove Oven Heart Repair
Country/Region of Manufacture
United States
Knife shaping or Sword making
Cut from Morgan Thermal Ceramics Firebrick
Other Thermal Ceramic products available
Ceramic Fiber Blankets and Mortar to complement
Sold as a SINGLE individual firebrick
Alumina and Silica
GENUINE
Morgan Thermal Ceramics
Model
IFB Insulating Firebrick
ModelRemove Model Excellent strength at
Low thermal conductivity
Low density
Ultra Low Thermal Conductivity
Hot Blast Stove
Heat Treat Oven
Forge or Furnace
Blacksmith Blacksmithing
Thermal Ceramic Firebricks Made In USA
Packed and Shipped by US Veteran Business
MPN
K23 2300F
Propane Gas Forge
Rocket Stove
Average work temp rated 2300F
Will withstand bursts of 2750F
Cement with K-Bond Wet Mortar
Hold Together or Increase Temp Rating
Published Rates vary from Actual Rates
Published Rates vary from Actual Rates
Excellent Strength
Thermal Stability
Universal Design
Replaces many current firebricks
Air Dry Wet Mortar Available
Ceramic Fiber Blanket Choices
Excellent strength at operating temps K
Heat Treat Oven
International Buyer PLEASE REQUEST QUOT
Published Rates vary from Actual Rates
Factory Fresh Firebrick
USA Veteran Seller
Brand
Morgan Thermal Ceramics
California Prop 65 Warning
WARNING PROP 65: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Avoid breathing fiber particulates and dust. SAFETY INSTRUCTIONS FOR PERSONAL PROTECTION MAY INCLUDE: WEAR SAFETY MASK | WEAR SAFETY GLASSES | WEAR SAFETY GLOVES. For more information: www.P65Warnings.ca.gov
UPC
Does not apply
Category

Item description from the seller

About this seller

Iya Knows Best

100% positive feedback65K items sold

Joined Jul 2010
Usually responds within 24 hours
Learning heat containment and thermal nuclear dynamics while serving in the Marine Corps, I had the opportunity to work with many products and study their properties, as well as their effectiveness. I ...
See more

Detailed seller ratings

Average for the last 12 months
Accurate description
5.0
Reasonable shipping cost
4.9
Shipping speed
5.0
Communication
5.0

Seller feedback (9,365)

All ratings
Positive
Neutral
Negative
    • r***d (787)- Feedback left by buyer.
      More than a year ago
      Verified purchase
      fire brick pretty soft, thought that it would be harder
    • @***-- Feedback left by buyer.
      More than a year ago
      Verified purchase
      My fragile order came 2300 miles unscathed. Well done!!
    • h***2 (4331)- Feedback left by buyer.
      More than a year ago
      Verified purchase
      received fast shipping ty
    See all feedback