10 ft), Life cycle labs – a place where water heaters are tested at an accelerated rate to simulate life expectancies, Light duty – small commercial applications, Lime – the substance that settles on the bottom of a water tank – also known as sediment, Limit stop – faucet control unit used to adjust maximum water temperature, Lock nut – a nut fitted into a piece of pipe and screwed onto another pipe to join the two pieces, Low consumption toilet – a class of toilet designed to flush using 1.6 gallons of water or less – also known as a water-saving toilet, M tubing – an industry standard for copper tubing defined by the tube wall thickness and identified by a red stripe, MC Tank – acetylene tank holding 10 cu.ft. illustrated plumbing codes design handbook A further example of a mild acid is when rainwater.Plumbing Revision Guide. The pipes, fixtures, and other apparatus of a water, gas, or sewage system in a building. An approved connecting device that suitably and properly joins or adjusts pipes and fittings which do not otherwise fit together. If there is plumbing in the garage, do not leave the garage door open during severely cold weather. It is a compound of ceramic materials fired at a high temperature to form a nonporous body. We are continuing business as usual until told otherwise by the government. Commercial Service, Repairs, Pre Planned Maintenance. Pre-charged tank – a water storage tank pre-charged with air at factory, featuring a vinyl bag to separate water from air to prevent water-logging. A further example of a mild acid is when rainwater. A further example of a mild acid is when rainwater.Plumbing Revision Guide. Useful Links | Plumbing | Heating | Boiler Installation | Drainage. Pipes located in unheated basements or garages should be insulated with a commercial covering. kPa – a metric unit for pressure – 100 kPa = one atmosphere, L tubing – an industry standard for copper tubing defined by the tube wall thickness and identified by a blue strip – a Type L copper tube wall is approximately 50% greater in thickness than Type M, LP – Liquid Propane – a fuel for gas water heaters, Laminar flow – streamlined flow of a fluid near a solid boundary, Laminated glass – glass that has been made by uniting layers of glass in order to strengthen it, Langelier index – a calculated number used to predict whether or not water will precipitate, be in equilibrium with, or dissolve calcium carbonate – it is sometimes erroneously assumed that any water that tends to dissolve calcium carbonate is automatically corrosive, Lateral sewage line – a sewage line that connects one sewage pipe with another, Laundry tub – a very deep sink used in a laundry room for soaking or washing clothing, Lav tube – water supply tube for a lavatory, Leach field – porous soil area, through which septic tank leach lines run, emptying the treated waste, Leach lines – pipes that carry effluent from the septic system out to the leach field, Leakage – loss of fluid, usually due to mechanical breakdown or gasket wear, Lean mixture – an air-gas mixture that contains more air than needed for complete combustion of the gas, Leader pipe – a pipe that carries rainwater to the ground or sewer, Length – a unit of linear measure for pipes (e.g. Lara spencer flea market book untethered soul book pdf, Native american and black romance novels thomas and the treasure book, Your email address will not be published. Plumbing dictionary pdf Examples of acids in plumbing include active fluxes for pipe-cleaning purposes and drain-cleaning solutions. In plumbing, valves are used in faucets and showers, and can be called mixing valves because they control the mix of hot and cold water to achieve desired water temperatures. Trap: a curved portion of plumbing designed to hold enough water to block, or seal, the section of pipe from gasses, odors, and pests. – Inside Diameter – all pipes are sized according to their inside diameter, Impeller – rotating wheel with vanes found inside a centrifugal pump; as it spins at high speed it draws fluids in and thrusts them under pressure to the discharge outlet, Induction motor – with a slippage of 2-5% compared to synchronous motors, this is the most commonly used type in the industry, Influent – the stream entering a unit, stream or process, such as the hard water entering an ion exchange water softener, Instantaneous water heater – a type of water heater, which heats supply as it passes through with no storage tank necessary – also known as a tankless heater, Ion – an atom or group of atoms that function as a unit and have a positive or negative electrical charge due to the gain or loss of one or more electrons, Ion exchange – a reversible process in which ions are released from an insoluble permanent material in exchange for other ions in a surrounding solution; the direction of the exchange depends upon the affinities of the ion exchanger for the ions present and the concentrations of the ions in the solution, Ionisation – the process in which atoms gain or lose electrons – sometimes used as synonymous with dissociation; the separation of molecules in to charged ions in solutions, IPS – Iron Pipe Size – standard pipe threads (the female IPS refers to internal pipe threads and the male IPS refers to external pipe threads), Integral stops – stops that allow the owner to shut off water supply at the faucet for maintenance without shutting off the water supply to the entire house, Integral vacuum breaker – a device typically used in a sink or shower sprayer to keep water from flowing back into the fresh water supply, Interceptor – device for separating grease and oil from drainage systems, Isothermal – action that takes place with no change in temperature, J bend – the trap section with a 180-degree bend or a multi-piece P-trap – also called a return bend, J hook – a pipe hanger in the shape of a ‘J’, Jacket – usually refers to the heating or cooling outer casing, which surrounds the stuffing box on some pumps, Jet – a feature of a toilet that is designed to direct water into the trapway quickly to start the siphon action, Jetport – hydro-jet dip tube, which creates turbulence in the tank, Johnni-bolts – closet bolts, used to mount toilet bowls to the closet flange, Joint runner – collar-like device that keeps molten lead in place while sealing a joint in a cast iron pipe, JTU – Jackson Turbidity Unit – a quantitative unit of turbidity, originally based on the comparison of a liquid (such as water) with a suspension of a specific type of silica, Junction box – utility area where incoming current is connected in an electrical appliance, KW – kilowatt – a measure of the rate of supply of energy or power, equal to 1000 watts or 3412 BTU per hour, Kafer fitting – cast iron drainage pipe fitting with threaded-on hub used to attach to existing cast iron lines.