Turgon Technical – Glossary

Turgon Technical - Glossary

A

Acoustic Underlay: An underlay fitted under a floating wooden floor that helps stop footfall noise to rooms below.

Acclimatisation: The process of allowing wood to stand in the room it is to be fitted to help achieve moisture equilibrium.

Antiqued: This can refer to genuine antique floors that are over 100 years old or to the process of making new floors look like antique floors.

B

BS 8201:2011: This is the British Standard Code of practice for installation of flooring of wood and wood-based panels
Brushing: The process where by wooden floors are given texture by a brushing process with a stiff wire brush, either by hand or by machine.

Birch Plywood: Multiple thin layers of Birch wood bonded together with grain running perpendicular on each layer to create a stable board. Often used as a base for engineered wood flooring.

Bevel: A 45 degree cut on the edge of a plank of wood, makes a feature of the join between two adjacent boards and helps to disguise movement.

C

Chevron: Pieces of wood of the same length the ends of which are cut at an angle so two adjacent pieces meet to for a V pattern.

Continuous Versailles: This is a replica of the pattern found within Versailles Panels which are them selves found in the Versailles Palace. The pattern is not bordered into panels making it suitable for smaller spaces.

Crown Sawn: This is the most common and economical way of cutting timber often referred to as plain sawn or flat sawn. The resulting wood will show a cathedral pattern on the face of the board.

D

DPM: Damp Proof Membrane. This is a physical plastic barrier or a liquid barrier applied to concrete screeds to protect the wooden flooring from residual moisture.

Dust Mite: A cosmopolitan pyroglyphid that lives in human habitation. Dust mites feed on flakes of human skin and hair. They are often found in carpets. Yuck.

Dust Sheet: Plastic or cloth sheeting used to protect furniture during dusty work.

E

Engineered Floors: A term describing hardwood floor construction where a hardwood top layer is bonded to a more stable base layer made of different layers of wood.

Exotic Species: Generally timber of African, Far eastern or South American origin.

Eased Edges: A very small rolled edge to a solid square edge board similar to a bevel.

Expansion Gap: A gap at the perimeter of the room to allow for seasonal expansion of the wooden floor.

F

Floor Probe: A thermostatic temperature probe fitted under the floor essential on all installations using under floor heating.

Floating Floor: A type of flooring installation where the floor is not fixed to the sub floor. The floor planks are glued together to form a continuous raft sitting on top of an underlay.

Face nailed: A technique of fixing solid floors using nails through the face of the board.

FSC: Forestry Stewardship Council, a regulatory body concerned with the ethical sourcing of timber products.

G

Green Heart: A very hard exotic species of wood from South America.

Grading: The selection process for wood when it is split into different grades such as Prime, Rustic, Quarter Sawn etc

Grain: The visible lines in wood that show the natural growth rings of the log.

Glossary of Terms H-L

H

Hygrometer: An instrument for measuring moisture
Herringbone: Rectangular blocks of wood laid in a pattern resembling the bones of a fish
Hand Cut Bevel: The angled edge of a plank that is cut by hand and therefore non uniform
Hygroscopic: Refers to materials such as wood that take on or lose moisture depending on air humidity levels

Hand Scraped: Hand finishing technique that gives texture to the surface of the wooden floor

I

Ipe: Central or South American hardwood also known as Brazilian Walnut

J

Jatoba: Central or South American hardwood also known as Brazilian Cherry

K

Kiln Dried: The process of drying timber in a kiln
K21: Architectural reference used in wood specification

L

Lacquer: Surface protection for wood also known as varnish
Low Tog Underlay: An underlay with a low thermal resistance for use with underfloor heating

M

Moisture Content (wood): empirical measurement of the amount of moisture in wood usually expressed as a percentage
MS Polymer: modified silane based flexible wood flooring adhesive
Multilayer Floor: A type of engineered floor made from plywood and a hardwood veneer

N

Nail Down: Type of hardwood flooring installation where boards are fixed using nails

O

Overlay: Solid square edge hardwood usually between 6mm and 10mm thick
Oiled Floors: Floors that have been sealed and protected using a floor oil
Oilwax: A floor finish using a combination of oils and waxes

P

Pre finished: Refers to wooden floors that are factory or workshop finished prior to installation
PVA: Poly Vinyl Acetate or more commonly referred to as wood glue
Panga Panga: Millettia Stuhlmannii, an exoctic timber of East African origin, dark brown or black in appearance

Q

Quarter Sawn: This refers to the way in which the log is cut. The logs are quartered and then cut into planks with very straight grain. Quarter sawn timber is very stable and more resistant to cupping and warping.
Quercus Robur: Latin name for European White Oak

R

Relative Humidity: The amount of moisture in the air expressed as a percentage of the maximum moisture the air can hold
Resin Filler: A water based or solvent based liquid that is mixed with sanding dust to fill gaps when sanding floors
Reclaimed: Products that have been taken from old buildings and reused
Rift Sawn: A technique of cutting boards from logs radially so the annual rings are nearly 90° to the faces.

S

Sub Floor: This is the existing floor that the new wooden floor will be laid on top of.
Scotia: A concave shaped perimeter trim used to cover the expansion gap
Solid Wood: Wood of any species that is a single piece with no engineering
Strip Flooring: Strip floors are defined as narrow board flooring usually less than 90mm wide
Square Edge: Planks that are square (not bevelled) on the edges.

T

Sub Floor: This is the existing floor that the new wooden floor will be laid on top of.
Scotia: A concave shaped perimeter trim used to cover the expansion gap
Solid Wood: Wood of any species that is a single piece with no engineering
Strip Flooring: Strip floors are defined as narrow board flooring usually less than 90mm wide
Square Edge: Planks that are square (not bevelled) on the edges.

U

Underlay: A foam layer situated between the subfloor and the wooden floor
UV Oil: Oil that is fast cured using ultra violet light
UV Lacquer: Varnish that is fast cured using ultra violet light

V

Versailles Panels: Panels of wood similar to those seen in the Palais de Versailles
Varnish: Surface protection applied to bare wood, another term for lacquer
VOC: Volatile Organic Compound found in solvent based products
Veneer: A thin layer of wood

W

Waxed Floors: A surface treatment for oiled wooden floors giving additional protection against moisture ingress
Wenge: A very dark exotic species of wood found in Africa

Z

Zebrano: A species of wood with alternating dark and light grain.