Coal Gasification Heater Core, Universal Cast Iron Liner, Secondary Combustion, High Temp Resistant

Cast iron gasification heater core for various models.

Made of durable cast iron and refractory sand, heat-resistant for long-term use.

Available in 42x26cm and 32x26cm, fits different heater models and user needs.

Optimized supply duct design boosts combustion and overall heater performance.

Refractory sand core delivers lasting durability.