A hot water heater can produce a rotten egg odor when it is turned on. To determine if the odor is from the hot water heater, go the a sink closest to the water heater and fill a glass with water from the hot water faucet and a second glass from the cold water faucet and smell them.
Typical costs: 1  A cable modem costs $40-$90. For example, Circuit City, an online-only retailer, sells the standalone Motorola SURFboard SB5105 cable modem for $60. 2  Some cable modems are combination devices with routers, which create a wireless network. These devices cost $80-$200. The more expensive units allow for faster rates of transfer. Amazon, for example, sells the Motorola SURFboard SBG900 DOCSIS 2.0 cable modem and router combo for $120.
It is also important to understand the cable cost within the context of the company`s overall communications plant. The cost of cabling is a significant part--from 5% to 20%--of the overall communications costs.Both new cabling installations and upgrades can run from $2 to $5 per square foot and, for technologically intensive applications, increase to $50 per square foot.niversal cabling generally refers to the installation of one uniform type of wiring and one set number of terminations for every workstation. In a traditional (or non-universal) scenario, new cables must be pulled when a user moves, and one move can cost as much as $2500.