Windows, doors & extensions across Essex · Brightlingsea showroom
Open the upper section for a breeze while the lower section remains closed. Comp Door stable doors bring practical flexibility to kitchens, utility rooms and cottage-style entrances.
Comp Door · manufacturer photography
Choose a 50/50 or 60/40 split, subject to the design and size. Consider the upper opening against taps, worktops and furniture, and allow space for both leaves to open together. The centre weather seal and two-part locking arrangement should be demonstrated at handover. A closed bottom leaf is not a child safety barrier.
Solid composite door construction, with a frame and glazing specification matched to your opening.
Choose the colour, glazing and furniture together for a coherent result.
Illustrative fitted budgets, including VAT, for planning only — not confirmed Spectrum prices or a quotation. Final cost depends on survey, size, frame, glass, hardware, finish and installation work. Sidelights, toplights and structural alterations are extra unless stated in your quote.
Product reference: Comp Door manufacturer information and June 2026 brochure.

Interactive preview · colours and details are indicativeChange the colour, glazing and handle to see them on your chosen door. Choose genuine Comp Door glass designs from the manufacturer’s brochure. Handles, letterplates and knockers share your selected finish. Screen colours and fitting proportions are indicative; confirm your final specification with us.
This is an illustrative design preview, not an order specification. Availability and compatible glass, finish and furniture will be checked for your chosen door. Kubu is not included on French or stable doors.
Get a quote for this design Design your own Comp DoorThe Ultimate cassette is Comp Door’s optional glass surround with a slim, contemporary profile. It reduces the visible frame around the glazing for a cleaner finish. The standard surround has a curved edge for a more traditional appearance.
Available on selected glazed designs, including compatible SleekSkin options. Ask us to confirm the surround, glass and finish combination for your chosen door.
Explore Ultimate glass surroundsCompare real samples before making your final choice. Not every glass pattern or furniture combination is offered with every door style.
Explore colours, glass & hardwareKubu is not included as standard on French or stable composite doors.
There are matching and contrasting frame choices. Exact availability depends on the selected finish, frame system and colour. We confirm the combination on your order.
Send Spectrum your preferred design and a photograph of the opening. We will discuss options and arrange the measurements needed for a written fitted quotation.
Choose a door style, colours, glazing and furniture in Spectrum Glazing’s Comp Door designer. Explore frame options and see how your choices work together.
Design your own Comp DoorOpens Spectrum Glazing’s own Comp Door designer in a new tab. Create your door and send your design enquiry to our team for a fitted quotation.
Ask us about finance for your Comp Door installation through Ideal4Finance. We’ll confirm the available plans with your written quotation.
Spectrum’s current finance page outlines 0% over 12 months with a minimum 20% deposit on qualifying orders. This offer is marked as awaiting lender confirmation. Longer terms carry a higher APR.
Explore finance optionsSubject to status, eligibility and lender approval. Terms apply. Check the confirmed deposit, APR, monthly payments and total payable before applying. Spectrum Glazing Ltd is an introducer appointed representative of Ideal Sales Solutions Ltd, trading as Ideal4Finance, a credit broker, not a lender (FRN 703401).
Visit Spectrum Glazing in Brightlingsea, near Colchester. Bring a photo of your entrance and we’ll help you narrow down the details.