When you’re choosing doors, start with where they’re going and how hard they’ll be worked. For ordinary room doors, a lighter slab is often enough. If you want more weight in the hand and better sound control, solid core is the usual step up. Fire doors only go where the spec calls for them. Pre-finished saves time, unfinished gives you more control on colour. Glazed or panel doors change the look without changing the basic job.
Door Lining Pack 4x2 Nominal 27mm x 120mm Finished PEFC - 32mm x 125mm nominal
CLS door lining pack, 27x120 mm finished, PEFC certified timber.
Door Lining Sawn Block PEFC - 32mm x 138mm nominal, 32mm x 132mm finished
PEFC-certified sawn block for door linings, 32x138mm
Door Lining Sawn/Metal Stud PEFC - 32mm x 115mm nominal, 27mm x 106mm finished
PEFC door lining, 32x115mm nominal, 27x106mm finished
Manthorpe Drop Down Loft Hatch
Insulated drop-down loft hatch with 3-point sliding catch and hinge, frame size …
Door Lining Sawn/Light Block PEFC - 32mm x 138mm nom, 27mm x 132mm fin
PEFC certified sawn light block door lining, 32x138mm nominal
6 Panel Textured FSC Internal Door - 1981mm x 762mm x 35mm
Textured 6-panel internal door, FSC certified, 1981x762x35mm
6 Panel Smooth FD30 Internal Door PEFC - 1981mm x 762mm x 44mm
Smooth 6-panel FD30 interior door, 1981x762x44mm
Door Lining Pack PEFC - 32mm x 100mm nominal, 27mm x 94mm finished
CLS door lining pack, 27x94mm finished, PEFC certified
6 Panel Textured Internal Door FSC - 1981mm x 686mm x 35mm
6-panel textured interior door, FSC, 1981x686x35mm
Premdor 6 Panel Textured Internal Fire Door FD30 - 1981mm x 762mm x 44mm
FD30 internal fire door, 6 panel textured, 1981x762x44mm, white primed
Start with the space you’ve actually got and how the door will be used, then the rest gets easier. A tight landing, a wide opening, or a door sitting in a busy run will point you one way. A straightforward room door can then be chosen on finish and weight. That is where you separate a basic slab from one that needs more spec, such as fire doors where the job calls for it. Finish comes after that. A lot of call-backs start when the door suits the look but not the opening, so check the layout first and the rest falls into place.
Internal doors usually come down to weight, privacy and noise control. External doors are chosen for weather exposure and security first, not looks. If the spec calls for rated protection, fire doors take priority, and you don’t want to swap in a standard slab to save a bit of time.
Solid core doors sit in the middle. They’re heavier than basic room doors and feel steadier in use, but you pay for that in handling. If you’re comparing the full range, Doors & Door Fittings is the parent hub to work back from.
Start with where the door’s going and what drives the spec. That cuts the list down fast. For internal doors, weight, finish, and whether you need a plain slab or a panel door matter more than most people think. A lighter door is easier to handle. A heavier build usually feels more solid and takes knocks better.
Oak doors make sense when the finish stays visible. White doors suit repeat work where you want a clean, consistent look without extra decorating. For external doors, weather exposure and security come first. If the job is really about access to a garage or a covered entrance, look at Garage Doors or Porches instead of forcing a standard door into the wrong role.
Once you’ve picked the door itself, the next call is the parts around it that stop the job coming back. If you’re lining up a run of room doors, check the frames, linings and architraves first. Mismatched sizes or profiles slow a fit-out down.
Where you need privacy or light control, glazed panels and matching side screens can change the spec without changing the opening. Storage fronts and sliding wardrobe doors sit in a different order. They’re about clearance and access, not just finish. Garage doors and porches sit in their own bracket, so keep them out of the main door order.









