Misted Double Glazing

Misted double glazing usually means the seal around a double-glazed unit has failed, allowing moisture to get between the panes and causing permanent-looking condensation, fogging, or water droplets. Beyond the annoying appearance, failed units can reduce thermal performance and may lead to damp staining on internal finishes if water runs down into the frame or surrounding plaster. TradeSupermarket helps you find trusted misted double glazing specialists who can assess whether you need a sealed unit replacement (the most common and durable fix) or whether a repair approach may be appropriate for your specific window type. A good installer will measure up accurately, match glass specification and spacer bar colour, and ensure the unit is properly packed and sealed back into the sash so it performs as intended. Because misting can be confused with surface condensation caused by ventilation issues, quality professionals will start by confirming the cause and checking for associated problems such as blocked weep holes, failed gaskets, or frame drainage issues. They will also look at safety requirements, for example whether toughened/laminated safety glass is required in doors, low-level glazing, or near stairs. Using TradeSupermarket, you can compare local companies, reviews, and credentials before you book. Always choose a specialist who carries public liability insurance and who can explain the glass options (low-E, argon filled, warm-edge spacers) and the expected guarantee on the replacement sealed unit and workmanship for peace of mind.