utilities
-gas (natural, lp, methane, whatever) – space heating, water heating, food cooking (stove, oven)
-electicity – variety of uses (lighting, computing, refrigeration of food, music)
-water – drinking, cleaning (body, dishes, general)
-sewer-removal of waste water from bathing, cleaning, general
-[some kinda line] – communications
gas=from outside or tank
-to stovetop=kitchen
-to oven=kitchen
-to space/water heating device=hidden utility room
electricity=from outside
-to switches=throughout to lights/other devices
-to numerous lighting devices, wall and ceiling mounted=throughout/outside from switches
-to ignition for heating device=hidden utility room
-to numerous outlets throughout house for general purpose use, also outside outlet=throughout/outside
-to domotics cpu
water=from outside
hot water=from hidden utility room
-to bathing device (shower/bathtub)=bathroom
-to sink by toilet=bathroom
-to sink in kitchen=kitchen
-to heating device=hidden utility room
-to outside spigot=outside
sewer=from outside
-to bathing device (shower/bathtub)=bathroom
-to sink by toilet=bathroom
-to sink in kitchen=kitchen
[com line]=from outside
-to port in wall for hookup to computer/etc=living area
other stuff
heat ducts=from heating device
-to floors=throughout
ventilation/air=from outside
-to ceiling=throughout
-to stove=kitchen
-to oven=kitchen
-to heating device=hidden utility room
-to toilet=bathroom
thermostat controls=from heating device
-to walls=throughout (1 in each room)/outside(1)
domotics=from domotics cpu
-to various points=throughout