Modern UPVC Windows
in Grantham.
Slim-profile modern UPVC windows — flush sashes, foiled finishes.
Modern UPVC Windows
Delivered nationwide by S&K Group Limited. Free survey, fixed quote, fully insured.
Modern UPVC Windows across Grantham.
S&K Group Limited has been delivering modern upvc windows in Grantham and the area since 2000. Slim-profile modern UPVC windows — flush sashes, foiled finishes.
Aftercare doesn't stop at handover. S&K Group Limited provides reactive call-outs, planned maintenance contracts and warranty servicing for existing Grantham clients — typically responding to emergency call-outs within four hours.
Modern UPVC Windows in Grantham
- Free site survey in Grantham
- Written fixed-price quotation
- UK-fabricated, regulation-compliant
- One project manager throughout
- £10m public liability cover
- Aftercare across Lincolnshire
Why Grantham clients choose S&K Group Limited.
25-year warranties
Manufacturer-backed material warranties plus our own registered workmanship guarantee on every install.
Building Reg compliance
Part L, Part B, Part M, Part Q — current regulations built into every quote, not bolted on.
UK fabrication
Every aluminium, steel and glass component is manufactured in our own UK facility — controlled quality.
Fixed-price quotations
Written specifications and fixed pricing. No mid-job extras unless the brief changes.
Free site survey
We attend your Grantham site, take measurements and quote — no obligation, no hidden charges.
Established 2000
Twenty-five years of installed UK commercial trade work. Companies House registered. UK-fabricated.
Survey to handover in Grantham.
Free Survey
A senior installer attends your Grantham site — measures, photographs and discusses requirements. Typically within 5 working days.
Written Quotation
Detailed written quote with full specification, CAD where required, materials, finish options and clear timeline commitments.
Fabrication & Manufacture
Precision-manufactured in our UK facility. Quality-controlled at every stage. Lead times confirmed in writing.
Installation & Handover
Installed by our employed teams to schedule. Sign-off inspection, full documentation, warranty registration on completion.
Modern UPVC Windows in Grantham — common questions.
Do you cover Grantham from Birmingham, or do you have local teams?
We operate from our Birmingham HQ but install nationwide with our own employed teams. The same crews work in Grantham as install in West Yorkshire, Glasgow or London — consistent UK standard.
How far in advance do I need to book modern upvc windows in Grantham?
For non-urgent modern upvc windows projects in Grantham, 4-8 weeks is typical to fit survey, quote and fabrication windows. Emergency cover is available 24/7 for existing clients.
How quickly can you respond to an emergency in Grantham?
Existing-client emergency call-outs in Grantham are typically responded to within 4 hours during working hours, with 24/7 cover available on contracted accounts.
Do you handle planning and Building Regs?
Where applicable, yes — we'll advise on planning requirements (e.g. conservation areas, listed buildings) and ensure the specification meets current Building Regulations (Part L, Part B, Part M etc).
Can you work to my JCT or tender contract?
Yes. We work to JCT, NEC and CIS-registered contracts and are familiar with main-contractor procurement frameworks. References, financial accounts and accreditations available.