United Lock-Block Ltd. Marktanteilsanalyse für März 2026

united lock-block™ ltd. - founder jay drew, a professional engineer licensed in british columbia, canada invented the lock-block™ building system.  the original idea was to create a massive precision dry-stacked engineered concrete wall unit that could be cast from leftover concrete right in the yard at a concrete plant. we still produce some of these industrial by-product units today as non-specification grade blocks.  each block contains one cubic yard of concrete.