The Diran is built on Endurance's 48mm solid engineered-timber core, so it stays rigid in Cornish wind and driving rain rather than flexing like a foam-filled slab. Roughly 21% of the face is glazed across 9 apertures, and every unit is fitted with toughened, argon-filled double glazing as standard. Supplied and installed across Cornwall by our own CERTASS-registered fitters, finished in any of the 20 Endurance colours shown on this page.
Cornwall Composite Doors fits the Diran more often than most of the full-glazed range, with 21% of the face glazed across 9 separate apertures. That proportion of glass is deliberate rather than decorative: a run this generous is built for hallways that need genuine daylight, not just a glimpse of the porch. Every unit is toughened and argon-filled as standard, and the 9-aperture layout is what gives the Diran its particular rhythm on the door face.
On site, the Diran tends to get chosen for the same reason twice over: it suits barn conversions, and the full-glazed layout gives homeowners exactly the balance of light and privacy they were describing before they'd seen a single sample.
Written by Cornwall Composite Doors·Reviewed by Cornwall Composite Doors installers
Choose a colour
On-screen colours are rendered from our own studio photography of each door and will vary slightly with your screen. Ask us for a physical colour sample before ordering.
10-year Endurance manufacturer guarantee, colour included
Fitted from
£1,850 supplied and installed in Cornwall
Best suited to
Barn conversions
Architect-led projects
Statement entrances
This is a full glazed design. Anthracite Grey delivers architectural impact and reads sharp against brickwork, render, granite and slate across Cornwall.
Fitted by our own CERTASS-registered installers right across Cornwall — Truro, Falmouth, Newquay, Penzance, St Austell, Bodmin, Camborne, Redruth and every village between.
Which Cornish properties suit the Diran
With 21% of the face glazed across 9 apertures, the Diran sits comfortably on barn conversions — the glazing is proportioned to lift a hallway without turning the entrance into a shop window. On a cob elevation the panel lines read as intentional rather than decorative, which matters on the terraced streets around St Austell and Helston where every door on the row is visible from the pavement. If your hallway is genuinely dark, this is one of the better-lit options in the full-glazed category without stepping up to a full-glass design. As with every Endurance design, the Diran is backed by the 10-year manufacturer guarantee covering the core, the hardware and the colour finish, regardless of which property type it's fitted to.
Colours that flatter the Diran's panel layout
The Diran's 9-aperture glazing pattern photographs well in Cream, where the frame lines around the glass stay crisp rather than disappearing into the panel colour. Claystone is the other finish we would put in front of a customer choosing this design — it is muted enough that the glazing, not the door colour, is the first thing you notice on the full-glazed face. For a bolder frontage, Rich Red gives the same proportions a completely different character without changing the layout at all. Whichever you choose, ask to see a physical sample against your own cob; screens flatten differences that are obvious in daylight. Dual-colour finishing — a different shade inside and out — is available on the Diran at no extra cost, which is worth considering if the hallway decor doesn't match the exterior palette you want.
Hardware and glass options for the Diran
Vienna is the glass design most customers choose for the Diran's apertures, since it obscures the view through without darkening the hallway the way a heavily patterned glass can. Cotswold is worth considering if the door sits under a porch roof, where privacy is already handled by the structure and a clearer glass lets more light through. Pair either with a handle finish that matches your existing window furniture so the whole frontage reads as one decision rather than several. Our CERTASS-registered fitters install the Diran in a single day in almost every case, including full disposal of the old door and frame.
From Bude to Land's End, Padstow to the Lizard — our Cornwall-based surveyors and installers fit composite doors across every town, village and coastal parish in the county. Same standard, same 10-year guarantee, wherever you are.
