Small Composite Doors (From 1650mm High)
Made to Measure for Smaller Door Openings
Many older UK homes have doorways that are smaller than modern standard sizes. If your opening is too low or narrow for a standard composite door, you don’t need to compromise or carry out expensive structural work.
At Colin’s Sash Windows, we supply bespoke small composite doors designed specifically for reduced openings—starting from just 1650mm in height—while still delivering modern performance, security, and style.
Made to Measure
Designed to fit your exact doorway size.
High Security
Advanced locking systems for peace of mind.
Energy Efficient
Insulated core to reduce heat loss.
No Structural Work
Avoid costly alterations to your home.
Designed to Fit Smaller Doorways Perfectly
Most standard composite doors are manufactured at around 1981mm high, which simply won’t fit many period properties.
Our small composite doors are made to measure, ensuring a perfect fit for your existing opening without altering your home’s structure.
- No need for costly building work
- Fully bespoke sizing
- Installed to suit your existing doorway
Why Choose Our Small Composite Doors?
We don’t just supply smaller doors—we deliver the same premium quality as full-size composite doors.
✔ High Security
- Multi-layer reinforced construction
- Advanced locking systems
- Built for long-term durability
✔ Energy Efficient
- Insulated solid core
- Excellent thermal performance
- Helps reduce heat loss and energy bills
✔ Made to Measure
- Designed specifically for your opening
- No trimming or structural compromise
✔ Stylish Designs
- Traditional & contemporary styles
- Wide range of colours and finishes
- Glazing and hardware options available
📏 Minimum Sizes Available
We offer specialist composite door systems designed for reduced openings.
| Door Type | Minimum Height |
|---|---|
| Small composite door | 1650mm |
| With sill | 1680mm |
Widths can also be reduced depending on the design and configuration.
Common Small Composite Door Sizes
Because all doors are bespoke, we can manufacture to suit your exact opening. Typical sizes include:
1900mm – Victorian terraces
Narrow Composite Doors for Small Openings
If your doorway is not only short but also narrow, we can help.
| Width | Ideal For |
|---|---|
| 760mm | Standard width |
| 720–740mm | Older homes |
| 700mm | Cottage properties |
| 600–650mm | Very small openings |
Best designs for narrow doors:
- Solid panel doors
- Cottage-style designs
- Small or high-level glazing
More decorative styles may require wider dimensions.
Need a door for a smaller opening?
Get a bespoke solution designed around your exact measurements.
Can Composite Doors Be Cut Down?
No—composite doors cannot be trimmed.
They are built with:
- Solid insulated cores
- Reinforced outer skins
- Sealed weather systems
Cutting them will damage performance and security.
👉 That’s why we manufacture your door to the exact size from the start.
Avoid Expensive Structural Work
If your doorway is too small, you typically have two options:
❌ Structural Alterations
- Raising lintels
- Removing brickwork
- Modifying porch structures
- Costly and disruptive
✅ Install a Made-to-Measure Door
- No structural changes
- Faster installation
- More cost-effective
Ideal for Period & Character Properties
Our small composite doors are perfect for:
- Cottages
- Victorian terraces
- Farmhouses
- Period renovations
- Rear entrances & porches
We ensure your new door fits seamlessly while maintaining the character of your property.
Design Options Available
Even with reduced sizes, you still get full design flexibility:
- Traditional cottage styles
- Modern contemporary designs
- Decorative glazing options
- Heritage hardware
- Colours including:
- Black
- White
- Anthracite Grey
Available Colour Options in Small Composite Doors
📐 How to Measure Your Doorway
To get started, we’ll need:
- Opening height
- Opening width
- Frame depth
- Threshold height
Don’t worry—we can assist you with measuring or arrange a survey.
Frequently Asked Questions
Standard doors are around 1981mm, but our small composite doors can be made from 1650mm high.
Yes—all our composite doors are fully bespoke, designed to suit your exact opening.
A made-to-measure small composite door is usually the best solution—no need for structural changes.
Absolutely. They use the same high-security construction and locking systems as standard composite doors.
Ready to Upgrade Your Door?
If your doorway is smaller than standard, we’ll help you find the perfect solution without compromise.
👉 Get a Free Quote Today
👉 Speak to Our Experts for Advice
👉 Bespoke Doors Designed Around Your Home
