Double Glazing Southampton — Repair & Replacement Specialists

    FENSA approved window fitters covering SO14 through SO19. New A-rated uPVC and aluminium double glazing, plus expert repairs to your existing windows — one local team for both.

    Southampton's mix of Victorian terraces in Portswood and Bassett, post-war semis across Bitterne and Sholing, and modern developments around Ocean Village mean no two double glazing jobs are the same. We've worked on all of them — and we'll tell you honestly whether your windows need a quick repair or a full replacement.

    Double glazing repair

    • Misted / foggy sealed units
    • Cracked or broken glass panes
    • Failed handles, locks and hinges
    • Perished rubber seals
    • Faulty trickle vents
    See full repair services →

    Double glazing replacement

    • A-rated energy efficient uPVC windows
    • Aluminium and slimline frames
    • Casement, sash, tilt-and-turn styles
    • French, patio & bifold doors
    • Full FENSA certification
    See full replacement services →

    Window fitters Southampton can trust

    As FENSA registered window fitters in Southampton, every replacement we carry out is self-certified to current Building Regulations and automatically notified to Southampton City Council on your behalf — no paperwork, no extra fees. We're also Google Guaranteed and carry full public liability insurance.

    FENSA Approved
    Google Guaranteed
    10-year glass guarantee
    “We had every window replaced on our 1930s semi in Bitterne. Tidy, on time, and the difference in warmth and noise has been incredible. Honest quote — no pressure.”
    — Verified Southampton customer, SO18

    Southampton areas we cover

    Bitterne
    Shirley
    Portswood
    Bassett
    Sholing
    Woolston
    Ocean Village
    Highfield
    Swaythling
    Millbrook
    Freemantle
    Thornhill

    Not sure of pricing? See our double glazing repair cost guide or browse all areas we cover.

    Frequently Asked Questions

    A new A-rated uPVC double glazed window in Southampton typically costs £350–£800 supplied and fitted, depending on size and style. Misted-unit repairs start from £120 per unit.

    Yes — Restoration Glazing is FENSA approved, so all new double glazing installations are self-certified to Building Regulations and automatically notified to your local authority.

    Yes, we cover SO14, SO15, SO16, SO17, SO18, SO19 and the wider Southampton area including Bitterne, Shirley, Portswood, Woolston, Bassett and Sholing.

    A standard residential install of 8–12 windows typically takes 1–3 days. We tidy as we go and remove all waste glass and frames.

    Get Your Southampton Double Glazing Quote