Ventilation
Ventilation is utilized for many different purposes, the most common being control of humidity and condensation. Other well-known uses include exhaust […]
Venting
Waste pipes are vented to the outside to balance the air pressure in various branches and to dilute any gases present.
Vibration of composite floor structures
In British Standard 6472, Evaluation of human exposure to vibration in buildings (1 Hz to 80 Hz), the performance of a
Vertical Pipe Apparatus
The vertical pipe apparatus (Tattersall and Baker 1989; Banfill, Yongmo, and Domone 1999) was developed as a laboratory device to
Vibrating Slope Apparatus
Originally developed in the 1960s, the vibrating slope apparatus (Wong et al. 2000) was recently modified by the US Army
Varnishes
Varnish is the solution of resins or resinous substances like amber, copal, shellac, gum resin etc. in solvents like oil,
Variations proposed by the contractor
The contractor normally has no right to vary the works and the terms of the contract will specifically preclude this. But
Variations in Mechanical Properties
Tensile properties of structural steel may vary from specified minimum values. Product specifications generally require that properties of the material
Vapor Retarders
These comprise a wide range of materials used to control flow of water vapor from the building interior into wall or