Window maintenance
Cleaning, hardware lubrication, adjustment and general condition checks.
Openings & access
Planned maintenance and responsive repair that keeps openings safe, efficient and easy to use.
Request a free quoteA joined-up approach
Windows and doors affect security, comfort, appearance and daily building performance. We bring cleaning, adjustment, weatherproofing and maintenance into one coordinated service for individual properties and portfolios.

Glazing & opening expertise
Glass, frames, hardware, seals and alignment work as one assembly. Accurate measurement and correct specification are essential. We consider safety, weathering, operation, insulation and appearance before defining repair or replacement work.
What we do
We confirm the exact scope after understanding the building, access, priorities and desired outcome.
Cleaning, hardware lubrication, adjustment and general condition checks.
Targeted care and weatherproofing for timber, metal and suitable composite frames.
Hinge, closer, threshold and alignment improvements for smoother operation.
Inspection and replacement of suitable gaskets, seals and draught-control components.
Repair or upgrade coordination for handles, locks and related components.
Scheduled inspections, service records and repair planning across multiple properties.
Who it is for
Property managers, residential developments, commercial buildings, healthcare settings and heritage properties.
Windows and doors that operate more reliably, present well and receive attention before minor defects become disruptive.
Discuss your requirement →What clients value
Illustrative feedback themes based on how MaintNation is designed to support clients. Verified customer reviews can be added here as they become available.
Clear updates make it easier to understand what needs attention now and what can be planned for later.
Property owner
Illustrative feedbackHaving one coordinated route for different trades reduces delays, repeated explanations and avoidable disruption.
Property manager
Illustrative feedbackA well-defined scope and practical next steps give greater confidence before work begins.
Commercial client
Illustrative feedbackHow we deliver
A repeatable process creates better information, fewer surprises and a more dependable result.
We review the property, desired outcome, urgency, access and available evidence.
The scope, assumptions, delivery route and information still required are clarified.
Work is coordinated around the building, occupants and related trades.
Completion, observations and sensible next actions are communicated.
Before we begin
Yes, where the service and scope allow. Tell us about residents, staff, working hours, permits and access restrictions.
We aim to define the proposed work and key assumptions in writing. Some projects require an inspection before a reliable quotation can be prepared.
New issues are recorded and discussed before work moves beyond the agreed scope, except where immediate safety action is required.
Your property, our priority
Tell us what you need, where the property is and when the work matters. We will come back with a clear route forward.
Start your enquiry ↗+44 20 3916 5921