Vant Glass Journal
Practical guides, design inspiration and product know-how for roof lights, roof lanterns and walk-on glazing — written by the team that manufactures them in Britain.
Guide4 August 2026 · 2 min read
The size gets the daylight in; the glass specification decides how the room feels in July. A plain guide to the options on every bespoke unit.
Guide3 August 2026 · 2 min read
Nine out of ten roof light problems trace back to the upstand, not the glass. What it is, how to build it right, and how it differs for frameless, framed and walk-on units.
Guide1 August 2026 · 2 min read
From measuring the upstand to the delivery lorry: the whole made-to-order process, step by step, including the mistakes that cost people a remake.
Guide31 July 2026 · 2 min read
What a U-value actually measures, what Approved Document L expects from roof glazing, and the questions to ask any manufacturer before you order.
Guide29 July 2026 · 2 min read
Basement conversions live or die on daylight. A walk-on roof light set into a patio or lightwell turns the ground above the basement into its window.
Guide28 July 2026 · 2 min read
Lanterns add height and drama; flat glass adds sky and simplicity. How to decide which belongs on your extension — from a manufacturer that supplies both camps.
Guide27 July 2026 · 2 min read
Ask a roofer which roof light they would put on their own extension and most say framed. Here is the on-site logic — and when it is the right call for you.
Blog25 July 2026 · 2 min read
From full-width side returns to picture-frame apertures over kitchen islands — seven ways architects are using bespoke frameless glass this year.
Guide24 July 2026 · 2 min read
Plenty of retailers say bespoke and mean a cut-down stock size. Here is what actually happens between your millimetre measurements and the roof light on your lorry.
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