Designed for Freeze-Thaw Durability and Rooftop Solar Panel Racking Systems
CMU Ballast blocks are specifically designed for freeze-thaw durability, and to work with the racking systems of rooftop solar panels. Jandris Ballast CMU conform to ASTM C1884.
Normal Weight CMU Approximate Density: 135–136 lbs/cuft.
| Block Size | Weight | Pallet Type | Pallet Count | Pallet Weight |
|---|---|---|---|---|
| 21/4×8×12 | 15 lbs | West | 72 | 1,110 lbs |
| 3×8×12 | 18 lbs | West | 72 | 1,326 lbs |
| 21/4×8×16 | 22 lbs | West | 54 | 1,218 lbs |
| 3×8×16 | 26 lbs | West | 54 | 1,430 lbs |
| 4×8×16 | 35 lbs | West | 36 | 1,290 lbs |
| 8×8×16 | 74 lbs | 1 Way | 75 | 5,600 lbs |
All Jandris ballast block products conform to ASTM C1884 for concrete masonry ballast units.
Engineered to work with rooftop solar panel racking systems. Consistent weight and dimensions for precise load calculations.
Specifically designed for freeze-thaw durability in New England’s climate. Normal weight density ensures long-term performance.
Whether you need product specs, samples, or help choosing the right block — we’re here.
