Timber windows and doors: frequently asked questions
Guides on timber windows and doors from the people who make them: materials, glazing, maintenance and design, written straight.

How flush casement windows sit within the frame, how they compare with stormproof casements and where they suit a home.

The parts of a sash window, how sliding sashes work and the styles found in period homes.

Compare replacement double-glazed sash windows, heritage glazing and the questions to ask before changing period windows.

What affects the cost of a wooden front door, what to include in a quote and how to compare specifications.

What changes the price of made-to-measure timber windows, what a fitted quote should include, and how to compare specifications.

Timber, aluminium or aluminium-clad timber: how they compare on warmth, appearance and upkeep.

What makes a timber door secure: the complete doorset, locks, glazing and fitting, with a checklist for your quotation.

What trickle vents do, when replacement windows need them, and how they help with condensation.

Bifolds fold the wall away; sliding doors give bigger glass and no swing space. How to choose for your opening.

Wet glass every morning? Where condensation comes from, the habits that reduce it, and when new glazing helps.

Two ways to open a room to the garden. How French doors and bifolds compare on width, space and everyday use.

Sticking, rattling or rotten? How to tell whether a sash window needs repair or replacement, and what a new timber sash involves.

A third pane keeps more heat in, but it is not the right answer for every home. How to choose between double and triple glazing.

A timber front door can last for decades with a little care. What to do each year, how to repaint it, and what to do when it sticks.

Swapping out ill-fitting uPVC is the job we do most. Here is how the two materials compare once you own them, not just on the day you buy them.

Listed and period properties come with rules, and with good reason. Here is how modern timber windows pass a conservation officer's eye without giving up modern warmth.

The two great British window styles solve different problems. A short guide to picking the right one for your house, and your rooms.

Booking a survey feels like a commitment. It is not. Here is exactly what happens when we visit, and what you get at the end of it.

Modern timber windows ask very little of you. Here is the short list of what winter checks are worth doing, and the longer list of what you can ignore.