What is a zigzag kiln?
A zigzag kiln is a continuous brick kiln in which the fire travels along a zigzag path from chamber to chamber. How it works, how it differs from the Hoffmann ring kiln and its role in brickmaking.
What is a ziggurat?
A ziggurat is a stepped temple tower from ancient Mesopotamia, built of brick terraces that get smaller towards the top. Construction, famous examples and how it differs from a pyramid.
Types of wood joints: the complete overview + which one to use when
Every type of wood joint in one place: strength, difficulty, tools and pitfalls. Plus which glue to use and which joint suits which job.
Making a wooden worktop to measure: from board to fitted top
Making a wooden worktop to measure? How to pick the timber, cut it to size, oil every face and fit it so it never splits or warps.
What is an open timber roof?
An open timber roof is a roof structure left visible from the room below, with no ceiling in between. Examples, uses and practical points on insulating and finishing.
What is a settlement crack?
A settlement crack forms when the ground under a foundation compresses after construction. Usually a one-off and not serious. How to recognise, monitor and tell it apart from subsidence and shrinkage cracks.
What is concrete slump?
Concrete slump is the number of millimetres fresh concrete sinks after the Abrams cone is lifted. How the slump test works, the classes S1 to S5 and practical tips.
What is a ledger stone?
A ledger stone (Dutch: zerk) is the flat slab laid over a grave, usually of natural stone. Meaning, materials, inscriptions and tips for placing and maintaining one.
What is self-compacting concrete?
Self-compacting concrete (SCC) is a highly fluid concrete mix that fills formwork and de-aerates under its own weight, without vibration. How it works, uses and practical tips.
What is a self-build neighbourhood?
A self-build neighbourhood is an area where private individuals buy serviced plots and commission or build their own homes. How it works, which rules apply and what to look out for.