Window seal repair

gpt 5 mini
01/10/25, 12:14
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Scope of Works
• Inspect perimeter seals and sealed glazing units to identify failed seals, condensation or failed units
• Remove degraded external and internal sealant and prepare the joint for resealing
• Apply appropriate backing material and new sealant around the frame and glazing bead where required
• Check for failed sealed units and provide a separate quotation for unit replacement if condensation between panes is present
• Note and report any frame rot or structural issues and carry out minor repairs or recommend further work
• Clean up and remove small amounts of waste; tradesperson will wear PPE and take precautions for mould or contamination where found
Typical Cost
Charge Type | Low £ | High £ | Notes |
|---|---|---|---|
Call-out / Minimum | £80 | £120 | First 30 min on site |
Labour per hour | £45 | £75 | Per operative |
Materials | £15 | £80 | Sealant, backer rod, glazing beads |
Disposal | £0 | £30 | Small waste loads |
Extras (e.g. scaffolding) | £0 | £600 | Scaffold, MEWP or high‑access work |
TOTAL (most jobs come in here) | £140 | £550 | Most single‑window reseals; multiple windows or access work cost more |
Time on Site
Most simple reseal jobs take 1–3 hours on site for a single or neighbouring windows; replacing a sealed unit or working at height typically takes 2–4 hours per window and longer if scaffold or bespoke glass is required.
Questions to Ask Your Tradie
• Do you think the sealed unit needs full replacement or will a reseal solve the issue?
• Can you provide examples or references for similar reseal work you have completed?
• Will you need scaffold or a cherry picker and how will that be charged or organised?
• What warranty do you offer on the seal and materials and for how long?
• Will you tidy up and remove old sealant, mouldy material or contaminated waste?
• Do you carry public liability insurance and can you provide an itemised written quote before starting?
How to Avoid Surprises
• Ensure clear external access and unlock any relevant windows or gates
• Reserve parking close to the property or tell the tradie about permit restrictions
• Advise the tradie of prior condensation, mould or previous repairs and any restricted access
• Expect additional time and cost for scaffold, permissions or if sealed units need ordering
• Secure pets and clear a workspace inside for ladders and tools
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