S B Building supplies ltd - Large stock of thermalite blocks Trench and standard available and ready to deliver. Trench £3.50 plus vat Standard £1.20 plus vat | Facebook
215mm Thermalite Hi-Strength Aircrete Block 7N 215mm x 440mm
July 2013 – Foundation walls | Keele Passivhaus Diaries
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THERMALITE TRENCH BLOCK T&G 400 X 215 X 300MM | kollups limited
440mm x 215mm x 355mm Thermalite T&G Trench Block 3.6N (Grab Pack of 15)
Thermalite 300mm 3.6n trench blocks – SB Building Supplies Ltd