Lee Building Products

SPEC-THERMAL HI-R® & HI-R® Half high

HI-R® offers thermal performance, outstanding value.

Spec-Thermal HI-R are pre-insulated partially or fully grouted masonry wall systems for superior thermal performance. These units are a cost-effective option for masonry walls that comply with Energy Code.


  • Double exposed single wythe masonry walls with durable architectural finishes for conditioned spaces in all Climate Zones.
  • Single wythe walls for conditioned spaces in all Climate Zones with furring/wallboard and/or interior or exterior insulation.
  • Load-bearing walls above and/or below grade.


  • Meets stringent energy code requirements
  • May be fully or partially grouted
  • Saves time and expense due to efficiency of single wythe construction
  • Beautiful and durable masonry finish inside and out
  • Available in full and half high versions for classic masonry beauty