Noritz Hot Water Heaters
Pros And Cons Of Noritz Hot Water Heaters
Noritz hot water heaters only offer 5 tankless water heaters, the rest of their products are hydronic boiler systems. The NR111 Noritz hot water heaters have a maximum BTUH of 250,000 and can be placed indoors or outdoors. They are recirculation compatible and are available in 3 separate models under this series number.
These Noritz hot water heaters are considered luxury models, and are said to give enough hot water for 4 showers at once. With dual flame burners and thicker copper piping, these Noritz hot water heaters still cannot be used for venting. Safety lock out is available, direct ignition is on all 3 models, and thermal fuses are included in the automatic overheating protection. These are for use in homes, but are considered commercial due to the BTUH they put out. The cons to these models of Noritz hot water heaters, is that they are not energy rated, because that would require the BTUH to be less. These are available in propane and natural gas only.
The smallest of all Noritz hot water heaters is the NR66 series tankless version. These are all energy star rated and available for the $1,500 tax credit with the federal government. This small version is mostly recommended for apartments or townhouses that have less than 2 showers. The maximum is 120 degrees, but can be changed with help from the owner’s manual. There is a single flame burner that is fully modulating. There is no standby pilot light, but thermal fuses are automatic and the PC board is resin coated for protection. There is an automatic air regulator that monitors internal temperatures for the burner. The energy factor for the indoor and outdoor model for natural gas is .82, and for propane is .84. For the outdoor model of these Noritz hot water heaters, the natural gas energy factor is .83 and is .84 for propane. The thermal efficiency for this model is 83%.
The pros to having any of these Noritz hot water heaters, is that there are indoor and outdoor models. There are also battery backup packs available, and all are recirculation compatible. Another great pro of having these installed, is that they qualify for the $1,500 tax credit from the government that expires in December of 2010. The only cons to owning these Noritz hot water heaters, is that PVC can’t be used for venting; you must use category 3 stainless steel.