What Is I-Joist in Construction? An I-joist is an engineered wood joist invented in 1969 and developed to offer superior strength and stability compared to conventional wood joists. The timber I-joist is composed of top and bottom flanges made from either LVL or solid lumber connected using webs made from OSB (oriented strand board). It […]
What Is A Flush Door In Construction? A flush door, sometimes referred to as a “slab door” in the construction industry, is a common and popular type of interior door. Flush doors are created by attaching a slab of wood or other material such as MDF (medium-density fibreboard) onto a framework made up of stiles […]
What Are A Tongue And Groove Joint? Tongue and groove is a popular woodworking technique where two pieces of wood are joined together along their edges. The end of one piece has a protruding tongue that fits into a matching groove cut into the edge of the second piece. This joint allows for an incredibly […]
What Is A Groove Joint In Construction? A groove joint is used in woodworking and other construction techniques to join two pieces of material together. It consists of a tongue, or protrusion, on one piece and a complementary groove, or recess, cut into the mating part. The tongue fits snugly into the groove, creating an […]
What Is Parallel-Strand Lumber? Parallel-strand lumber (PSL) is an engineered wood product made by bonding strands of wood together in parallel using waterproof adhesives with a phenol-formaldehyde base. This allows for the creation of extremely strong timber that can support large loads and span long distances, making it ideal for use in components such as […]
What Is A Cross-Laminated Timber? Cross-laminated timber (CLT) is a type of engineered wood panel made by gluing together multiple layers of solid-sawn lumber from a single log, with each layer arranged perpendicular to the others. This creates a symmetric panel with improved structural rigidity in both directions, as compared to regular timber which has […]
What Are Floor Joists Floor joists are horizontal structures that are part of the framing system used to provide support and strength to floors. They are designed to be evenly spaced and parallel to each other, forming the foundation for the flooring. Typically used for the upper levels of buildings with multiple stories, floor joists […]
What Is Wood Shuttering? Wood shuttering is a form of temporary construction structure made out of timber and plywood. It is used to create the shape or size of a concrete structure, such as walls, columns, beams, slabs, and foundations. Special-grade plywood must be used for shuttering because it needs to be water-resistant. Although it […]
What Is A Knoll Sofa? A Knoll sofa is a type of furniture that dates back several centuries and can refer to two different designs. The original design, inspired by classic architecture, has high arms and a deep seat which make it comfortable yet stylish. Its modern counterpart however is often a simplified version with […]
What Is A Clapboard Houses? Clapboard houses are distinctive in their use of horizontal wooden siding, known as clapboards. These boards are thick on one edge and narrow on the other and were widely used in America in the 17th and 18th centuries. The term “clapboard” originates from the Dutch word “klappen,” meaning “to split.” […]