# H-ROLLER/1600/E6 installation preparation checklist **From:** April → sales@ (fwd to Tessa/Mulanga/Natasha/Teresa over time) | thread `18e5680f0731c433` **Batch:** 124 | **get_thread opened** Client must prepare before tech callout: - 10mm Thickness 800×1760mm Flat Tempered Glass Surface NOT included — prepare - Alternative Substitute Sapwood for temporary plan - Min 40A Circuit breaker - 3 pin 200V/220V industrial plug and socket (Apr note varies 200V vs 220V — confirm current spec with tech) - 4.0–6.0 mm2 cable min 5 meters machine to plug Advise client before booking callout.