This guide clarifies how “flush mount” and “surface mount” are used in real RFQs, and why many buyers actually mean flush vs protruding (semi-flush) fixtures. It walks through the practical decision criteria—ceiling height, substrate and wiring constraints, maintenance access, glare control (UGR/optics), IP rating, driver/control compatibility to prevent flicker, and thermal considerations—then ends with an RFQ checklist to lock the right spec and avoid costly rework.
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