
Documents Built By Professionals In Your Trade
On-Site Experience And Legal Expertise, Trusted by Trades Across the UK
At Construction Companion, we specialise in providing tailored contract templates designed specifically for tradespeople.
Every document is written with on-the-job experience and packed with informative trade terms and conditions. Clear, practical and easy to use with customers. Protecting your business, making it easier to manage, and preventing disputes.
Our templates are easy to edit, providing clear and professional agreements that are simple to understand.
Service Agreement Contract : Window Fitter & Door Installation Services
Service Agreement Contract : Window Fitter & Door Installation Services
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Our Service Agreement Template is designed for tradespeople offering window and door fitting services who wish to establish a written agreement with homeowners. Aligned with all our contracts, the benefits include timely payments, liability and legal protection, and terms and conditions crafted from industry expertise to mitigate common disputes known in the trade.
Included in this business investment is a concise agreement, commonly used for short tasks such as single door or window installations, or panel repairs.
This Short Agreement is favored for establishing payment terms upfront before commencing any work.
This investment can be used either as an independent agreement or, as is common practice, you can also include the legal terms and conditions in your quotation. The terms can then be reiterated on your invoice after the completion of work, gently reminding your clients of the agreed-upon terms.
Aspects covered in this Service Agreement Contract :
Acknowledgment and Agreement
Location of works
Materials
Payment Time frame
Legal Fees, Costs, and Collection Expenses for Non-Payments.
Payment methods
Right of refusal: Cheque Payments
Payment Obligations for Custom Orders Post-Manufacturing
Terms Regarding Cooling off period and statuary rights
Force Majeure
Notification of Start Times and Consideration for Noise
Terms for Deposit Refund Following Loan Denial
Request for Clearance of Furniture Prior to Arrival
Acceptance of Quotation and Changes to Orders
Custom Order Terms
Planning Permissions and Consents
Electrical Supply Access
Silicone Application and Matching
Notification of Potential Damage to Wallpaper, Plasterboard, and External Rendering or Brickwork
Financial Terms for Customer-Initiated Extra Work.
Fixed price enforcement
Payment Terms for Extra Work Initiated by the Contractor
Importance of Responding to Payment Correspondence and Fees for non Non-compliance
Non-Liability for Client-Sourced Materials
Availability and Working Hours Clause "prevents customers calling at unsociable hours"
Client's Duty for to provide Unrestricted Property Access.
Terms on Cooling-Off Period, Cancellation, and Payment for Works.
Cancellation Policy and Handling Fees terms.
Compliance with CDM Regulations and Health & Safety Laws.
Notification of Start Times and Non-Liability for Noise Disruptions.
Exemption from Liability: client using Abrasive cleaners after installation
Discretionary Changes
Client Safety During Works
Confidentiality of Pricing Structure
Exclusion of Liability for Third-Party Damages.
Exclusion of Involvement in Insurance Claims.
Terms for Storage of Materials on Client's Property
Client's Financial Capability and Affordability Obligation
Term For Force Majeure
Promotion of services
Safeguarding Fragile Items:
Third-party damage exclusion:
Dispute resolution and contract cancellation Clauses
And Many More
Upon purchase, you will receive access to a comprehensive suite of documents designed to support various business interactions. This package includes:
- A full legal service agreement contract template, complete with industry-specific terms and conditions.
- A short service agreement template, ideal for smaller tasks where a full contract may not be necessary, but terms still need to be established prior to commencing work.
- Quotation terms and conditions.
- Invoice terms and conditions that serve to gently remind clients of the payment terms and conditions they have previously agreed to.
All documents are available for instant download immediately after purchase, ensuring you have the necessary tools at your fingertips to manage your business effectively and professionally
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How Our Contracts Are Made
Practical, reliable contracts that deliver real-world results and are trusted across the industry.

Trade Consultation
Ensuring every agreement reflects the unique challenges and needs of your industry.
It starts with conversations between experienced tradespeople and solicitors. They discuss common challenges faced on the job, including disputes with customers, payment issues, and project-specific risks.

Turning Challenges into Strong Agreements
The solicitors take these real-world issues and shape them into clear, professional, and fair service agreements. Through careful wording and legal expertise, they create terms that protect businesses, set clear expectations, and reduce disputes.
These agreements ensure both parties understand their responsibilities from the start, making jobs run more smoothly.

Review, Refine, and Perfect
Once the draft is complete, it goes through a detailed review process. Our Tradespeople and solicitors work together to ensure every term is relevant, practical, and easy to understand.
If the legal language is too dense or doesn’t fit the realities of the job, it’s edited until both sides agree it’s just right.
What Tradespeople Say About Our Contracts
The Trusted Name In Contract Templates For UK Tradespeople
We understand the challenges you face. Our documents are built with integrity and deliver real value, crafted by trades for trades with professionalism and real-world experience at their core.

Built From Experience
Decades of experience are built into every document we create.
From the dream customer who pays on time and lets you get on with the job, to the ones we all dread , the ones who expect free extras that weren’t in the quote, ignore invoices, or think your price should depend on how long you’re on-site.
All our documents have you covered.
" Written by trades, for trades, with real-world challenges in mind "

A Smart Investment Without the Wait
When you choose this investment for your business, we don’t keep you waiting. Whether it’s for a job today or tomorrow, all documents are available instantly, easy to customize, and ready to use. Just fill in the blanks.
" Less Time at the Laptop, More Time Doing What Matters "

On Time Payments
"One of the most important aspects of an agreement is ensuring you get paid on time."
Our documents do exactly that. Spend less time chasing invoices or awkwardly sending payment reminders, and more time focusing on your trade.
With clear terms, you decide when you get paid, whether it’s upon completion, within 7 days, or 30 days later.
Our agreements are fully customisable to suit your business.
"An agreement with solid terms puts a stop to invoice ignorance."

Confidence in Every Agreement
Your customers deserve more than a cheap, generic template that has no relevance to your trade.
You wouldn’t give your customers unreliable materials, so don’t give them a low-quality agreement.
Join the countless trades across the country who look professional with documentation that reflects the quality of their work and their approach to business management.
" provide your customers with a professional agreement they’ll respect "
Why Tradespeople Across the UK Choose Us
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✅ Professionalism That Stands Out & Saves You Time
Well-structured, trade-specific terms and conditions demonstrate your expertise and also save you time. No more repeatedly explaining terms at the start of every job.
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✅ Great Value and Easy to Edit – Instant Access
All our documents are ready for immediate download, with unlimited access for 18 months. Regularly updated, with no commitments—renew only if you wish. Quick and simple to edit, just fill in the blank spaces, whether it’s for a job today or Tomorrow .
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✅ Designed to Make Your Life Easier
Industry-informed terms and conditions help prevent disputes before they arise and ensure you get paid on time. With clear agreements in place, no invoices go ignored, and both you and your customers know exactly what’s required.
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✅ Customers Feel Confident and Reassured
Your customers trust your service more when it comes with professional documentation. A clear contract reassures them by outlining what’s included and what to expect from the start. With everything in writing, they feel secure knowing exactly what they are agreeing to.
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✅ Designed with Your Customer in Mind – Easy to Understand
No excessive legal jargon that has no relevance to the job. Our trade community and legal team have kept it clear and professional with straightforward terms that make sense to both you and your clients.