Space Heating Water Heaters

Space Heating - A Consumer Guide to Costs &through the house in heating ducts whilst the
Benefitsheated water is ready in the tank for domestic
This is a great idea which heats your house anduse.
provides domestic hot water from a single spaceThe second type of space heating comprises a
heating water heater:boiler which gives hot water to the radiant heating
Costs & Benefitsloops and a storage tank for heated water. In
The cost of a space heating water heatingplace of using a boiler, a tankless gas water
combination unit is higher than that of a separateheater can provide instant heated water for
heater and furnace. However, installation costs aredomestic use and service a hydronic heat loop.
lower owing the absence of a furnace. There areTankless hot water heaters are usually situated
some rebates and tax credit programs on offer infairly close to the point of use, which is generally
certain state and local jurisdictions, which wouldthe bathroom or kitchen and only give localized
offset the higher initial cost. There are fewerspace heating and instant heated water in one
moving parts in a space heating water heater andoutlet. Boilers, on the other hand, can be large
this means easy maintenance and fewer services.enough to supply an entire house.
Tankless space heating only need a small spaceInstallation
close to the sink and this means that you save aThe capacity needs to be carefully controlled, so
lot of space with this system. Some systems areeach installation should be carried out by someone
more efficient than the traditional heaters and willwho has expert skill with that particular system.
give reduced utility costs. A super efficientYou can install the systems in new buildings or use
tankless gas water heater used as a spacethem for remodeling. When setting up a space
heating water heater can provide 125 gallons ofheating water heating system you need a higher
hot water per hour, so it functions like an instantoutput quick recovery unit for some systems, like
water heater. The energy efficiency of the boileran electric forced hot air handler serviced by a
or hot water tank storage system comes fromhydronic heating coil.
the dual use, which reduces standing water heatSpace heating water heater installation should be
loss and offsets electric energy use with naturaldone by a licensed HVAC trade contractor
gas. The Department of Energy reports thatworking with a licensed plumber if part of the
methods which use only one heat source for bothsystem is a water heater. A boiler system can be
water and air generally lower domestic energyplumbed in by an HVAC contractor or a plumber.
use by 27%.In new homes heaters are usually designed as a
How It Worksmodular or integral system, so in place of a
There are a number of commercially available thatseparate water heater and furnace, only one unit
provide both space heating and hot water. Theis needed.
designs have one principle heat source sharedYou can also get retrofit units which use the
between two other pieces of equipment, a tankexisting one, but consult a plumbing supplies
water heater and an air handler and these makeexpert for more information. You need lengths of
up a space heating water heater system.copper pipe for the pump attachment on the heat
One method comprises a high output heating tankdistribution line. An alternative is plastic piping which
which is connected to an air handler by means ofhas been approved in certain locations.
a coiled pipe loop. The pipe coil gives auxiliary heatConventional galvanized ducts are used for space
for the air handler in a heat pump system,heating water heater systems and need to be
through the action of a heat exchanger. Thissealed carefully to avoid air leakage or let dust
forces hot air out and a blower circulates itget into the system.