Founded 1986 · Approved aluminium window supplier to the Hong Kong Housing Authority · Founding member and chairman of the Hong Kong Aluminium Windows and Doors Association
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Buyer's guide
Practical things to know before choosing aluminium windows and doors, shower screens, friction stays and sealants, put together by the LE-RELAX team.
Housing Authority windows vs ordinary aluminium windows: what is the difference?Housing Authority windows are aluminium windows built to the Hong Kong Housing Authority specification. How they differ from ordinary windows in specification, testing and friction stays, and how to choose for a private flat.Read more →Why does shower screen glass shatter by itself? What heat-soaked glass doesSpontaneous breakage of toughened glass is usually linked to nickel sulphide inclusions. What causes it, how heat soak testing to BS EN 14179-1 reduces the risk, and everyday precautions.Read more →Friction stays: how to choose them and when to replace themFriction stays carry the weight of the window sash, so the wrong size or a worn stay is a safety risk. Materials, choosing by sash size, PCCS-FH certification and the warning signs that a stay needs replacing.Read more →Neutral cure or acetic cure? How to choose a silicone sealantSilicone sealants are either neutral cure or acetic cure, and the wrong one can corrode aluminium or bond poorly. The difference, what to use for windows, curtain walls, bathrooms and kitchens, and application tips.Read more →Sliding or folding doors? Choosing a balcony doorShould a balcony have sliding or folding doors? A comparison of opening width, space, operation and maintenance to help you choose for your flat.Read more →
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