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We are trusted secondary glazing installers covering Llanelli and nearby areas. Our team provides professional supply and installation of secondary glazing systems throughout Llanelli for homes, period properties, listed buildings and commercial premises.
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Homeowners and businesses in Llanelli choose us for secondary glazing installation because of our straightforward approach: free no-obligation quotes, honest advice, and installations completed to the highest standard. We work with all property types across Llanelli and take pride in every project.
We offer the complete range of secondary glazing systems in Llanelli, including balanced vertical sliders for traditional sash windows, horizontal sliding units for wide window spans, slim hinged units, lift-out panels, and fully bespoke made-to-measure solutions for arched, curved or non-standard window shapes.
We serve all postcodes across Llanelli and the surrounding areas of Swansea. Our installations in Llanelli are carried out by experienced, FENSA-approved technicians who take pride in delivering clean, professional results every time.
Get a Free Quote in LlanelliSecondary glazing reduces noise by up to 80% — ideal for Llanelli properties near busy roads, rail lines or urban areas. Outperforms double glazing for sound insulation.
Reduce heat loss by up to 65% with Low-E glass. Perfect for draughty sash or casement windows in older Llanelli properties.
The ideal solution for listed buildings and conservation areas in Llanelli. Non-intrusive, reversible, planning-friendly.
Multi-point locking and laminated glass provide an additional barrier against forced entry for Llanelli homes and businesses.
Our full range of secondary glazing systems is available in Llanelli. All units are made to measure to fit your exact window dimensions.
2–5 panel configurations. Max width 4,934mm. 49dB noise reduction with acoustic laminate glass. Available Classic and Enhanced ranges.
HS2 / HS3 / HS4 / HS5Spring-balanced operation with tilt-in facility. Max height 3,325mm. Woolpile and Q-Lon seals. Perfect for traditional sash windows in Llanelli.
BVS / TBVS / SPBVS60–72mm slim sightlines. Multi-point locking. Heavy-duty options for larger openings in Llanelli commercial or residential properties.
SLHU / HDHU / DHUAny shape — arched, curved, angled. 200+ RAL colours. 10-year guarantee. Ideal for Llanelli heritage and listed properties.
Custom SpecificationMany properties in Llanelli are located in conservation areas or carry listed building status, making secondary glazing the ideal choice. Our installations in Llanelli are carried out sympathetically, preserving the character of original windows while delivering significant improvements in heat retention and noise reduction.
Secondary glazing is non-intrusive, does not alter the external appearance of the property, and is fully reversible — making it planning-friendly in Llanelli's conservation areas. Our team has extensive experience working on heritage properties in Llanelli and the wider Swansea area.
Many of our customers in Llanelli come to us specifically to address noise problems. Whether it's traffic noise, neighbour disturbance, or noise from nearby commercial activity, our secondary glazing systems deliver outstanding acoustic performance — up to 80% noise reduction — without requiring any changes to your existing windows.
With the right specification — acoustic glass and 150–200mm air cavity — secondary glazing in Llanelli can achieve up to 80% noise reduction (54dB). This far exceeds the performance of double glazing and can transform a noisy Llanelli property into a quiet, comfortable home.
Get a free quote for secondary glazing in Llanelli, Swansea. We aim to reply within 24 hours. Just send us a photo of your window and some dimensions and we can quote without visiting.
We also cover these areas near Llanelli in Swansea. Click to find out more about our secondary glazing services in each location.