Belter Max

Belter Max

Belter Max is a high-strength lightweight concrete with bonding adhesion. The bonding adhesion gives it a superior adhesion to damage substrates and enables it to be poured at ½” depths with superior crack resistance and adhesion. It has 68% more coverage than other bagged concrete mixes. It is ideal for where weight loads are an issue and floor screeds vary anywhere 1/2” to 4” in depth.


Belter Max® is particularly suitable as a leveling screed; especially in the refurbishment of buildings. The low weight, fire retardant, and thermal insulative properties. Belter Max can be poured from 3/4” to 6” thick.


  • Weight per ft3- 99 lbs DRY 
  • Superior R-Value 
  • Stable, very light spherical grain 
  • Good pourability 
  • ASTM Compressive Strength 7 days= 4200 
  • Slump Range 4-5 inches  
  • Superior Fire Suppression Tested to ASTM E119 
  • Meets ASTM E136 non-combustible 
  • Not a host for pests or rodents 
  • Does not provide a bed for mold growth 
  • Contaminant-free, odorless, anti-allergen 
  • Tested and recommended by the Institute of Building Biology + Sustainability 
  • Long-term stable, no material fatigue 



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