Composite Doors

We have a large selection of composite doors. They are our best sellers, as they are energy efficient, provide excellent security, and come in a selection of styles and colours. The use of GRP (Glass Reinforced Polyester) as a skin for the doors it gives an authentic appearance of timber which is unaffected by variations in temperature. Water resistant, strong, stable, durable and above all secure. Composite doors are a good investment for your home.

Using CFC free Polyurethane cor makes these doors energy efficient and environmentally friendly. The thermoset manufacturing process will ensure the door will not expand, contract, bow, warp, dent or crack. Incorporating high SECURITY with STEEL enforced frame, adjustable high security hinges, YALE multi-point locking system and anti lift bolts these doors can provide a sense of security to any home.

We supply these doors in a wide range of designs and colours making it easier to choose the right style for your home. Options for glass, door handles, spy holes, letterboxes and extra locking systems all add up to VALUE for money with these stylish doors.

We have a selection of composite doors at our showroom in St Helens (01744 808140)

Unrivalled Quality & Manufacturing

Energy Efficiency

Our composite doors are up to 19% more thermally efficient than other doors.

Security Performance

Our composite doors are built with an impact resistant GRP skin with CFC-free polyurethane foam core.

Low Maintenance

Our composite doors are designed to be low maintenance, simply wash with warm soapy water.

Most Popular Designs

Download Brochure

Composite Doors Gallery


  • Thermoset GRP skins will not expand or contract.

  • Excellent heat and sound insulation.

  • Choice of 5 pre-pigmented colours and 4 wood stains.

  • Choice of 13 styles of glazing cassette.

View our range of colours below

All products supplied by JA Windows Ltd carry a full 10 year Guarantee and the Rolled-in Gasket (RIG), which is on all of our Pvc-U doors and windows.