Felidae is the family of cats. A member of this family is also called a felid. Living cats belong to the subfamilies 1  : Pantherinae â including tiger, lion, jaguar, leopard, snow leopard and clouded leopard.elidae is the family of cats. A member of this family is also called a felid. Living cats belong to the subfamilies 1  : Pantherinae â including tiger, lion, jaguar, leopard, snow leopard and clouded leopard.
Bathtub drain rough-in. The standard bathtub/shower combination will require an 1-1/2 drain and p-trap installed to your local plumbing code. The drain must be graded(sloped) at a minimum of 1/4 per foot and must be vented. This can be done in one of two ways, by wet venting the trap arm fixture drain or by individually venting the bathtub.
Standard aboveground bathroom plumbing relies on gravity to drain away sewage and wastewater. Gravity provides a push, known as âfallâ or âslope,â that moves waste down the pipes. In a basement bathroom, there must be enough of a fall to drain the toilet, sink, and tub or shower. When inspecting your basement for a new bathroom installation, your contractor will consider two main issues first. 1  Plumbing depth â If your existing plumbing drain is deep enough to create enough fall for drainage, bathroom construction will be relatively easy.