• Products
    • Architectural CMU
      • Split Face CMU
      • Ground Face CMU
      • Polished CMU
      • Weathered Polished
      • Smooth Face CMU
      • Fluted & Prism CMU
    • Standard CMU
    • Insulated CMU
    • Low Carbon CMU
    • Acoustical CMU
    • CMU Ballast Block
    • Keystone Retaining Walls
  • Resources
    • Fire Ratings
    • Guide Specifications
    • Installation + Cleaning
    • TEC Notes & eDetails
    • Structural Masonry
  • Project Gallery
  • About us
    • Our Company
    • Our History
  • Hey Heidi
  • Contact

Manufacturing quality concrete masonry products since 1920.

978-632-0089

Products

  • Architectural CMU
  • Standard CMU
  • Insulated CMU
  • Low Carbon CMU
  • Acoustical CMU
  • Ballast Block
  • Keystone Walls

Resources

  • Fire Ratings
  • Guide Specifications
  • Installation + Cleaning
  • TEC Notes & eDetails
  • Structural Masonry

Company

  • About Us
  • History
  • Hey Heidi
  • Contact
  • Project Gallery

© 2026 Jandris Blocks

202 High Street, Gardner, MA 01440