Rainwater Harvesting Products including Rainwater Tanks
or Cisterns, Siphonic Roof Drains, Rainwater Filters, Rainwater Downspouts, Rainwater Storage Tanks, Rainwater
Storage Tank Components including Rainwater Smoothing Inlets, Rainwater Storage Tank Floating Filter
and Rainwater Hoses, Rainwater Storage Tank Overflow Devices, Rainwater Sensor Type Storage Tank Level
Indicator and Storage Tank Fittings, Pumps and Pump Float Switches, Potable
Water Accessories including Purification Kits from Jay R. Smith Mfg. Co.
Commercial Plumbing, Drainage and Rainwater Harvesting Products.
Rainwater harvesting is a technology used to collect,
convey and store rain from relatively clean surfaces such as a roof, land
surface or rock catchment for later use. This is water that would otherwise
have gone down the drainage system, into the ground or been lost to the
atmosphere via evaporation. The water is generally stored in a rainwater
tank or directed into mechanisms that can recharge groundwater. Rainwater
harvesting can provide water for human consumption, reduce water bills and
lessen the need to build reservoirs which may require the use of valuable
land. Visit our
Rainwater Harvesting Products Section for more information
There are many types of systems to harvest rainwater. The type used depends
on the type of construction, residential or commercial and physical and human
considerations./p>
Rainwater harvesting has been practiced for over 4,000
years throughout the world. It has provided drinking water, domestic water,
water for livestock, water for small irrigation and a way to replenish
ground water levels. Traditionally, rainwater harvesting has been practiced
in arid and semiarid areas. It has become an integral part of societies in
remote places where piping water and reliance on wells is not an option.
Rainwater harvesting in urban areas and cities can have diverse benefits.
Providing supplemental water for the city’s requirements, increasing soil
moisture levels for urban greenery, increasing the ground water table
through artificial recharge, mitigating urban flooding and improving the
quality of groundwater are a few of the many benefits. In homes and
buildings, collected rainwater can be used for irrigation, flushing toilets
and washing laundry. In hard water areas rainwater is superior to city water
for non-potable use. With proper rainwater filtration and treatment, harvested
rainwater can also be used for showering, bathing, or drinking.
Rainwater harvesting is also effective in reducing stormwater runoff
pollution into the watershed. When rain falls, it is clean, but it
immediately picks up pollutants from rooftops and pavement. This pollution
is carried into storm drains and then into streams. Collecting stormwater
from rooftops and directing it to Rainwater storage tanks so it can be used in and
around a building decreases the volume and rate of stormwater runoff.
Rainwater may also be used for groundwater recharge, where the runoff on the
ground is collected and allowed to be absorbed, adding to the groundwater. In
the United States, the most common Rainwater Harvesting Application is rooftop
rainwater is collected and stored in tank or cistern.
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The LEED (Leadership in Energy and Environment Design) Green Building Rating
System™ was devised as a voluntary, consensus-based national standard for
developing high-performance, sustainable buildings. LEED was initially created
by the United States Green Building
Council (USGBC) to establish a common measurement to define “green
building.” It has since grown into a program aimed at raising awareness of and
promoting integrated “green” building projects including Rainwater Harvesting.
How does a building become a “green” building?
Through design and construction that concentrates on:
• Conserving water;
• Reducing energy consumption;
• Reducing the depletion of natural resources and materials;
• Creating a sustainable site;
• Use of innovative design; and
• Improving indoor environmental quality.
The green building movement is an essential part of the solution to the
energy, resource, and climate issues our country faces. In the United States,
buildings annually account for 39% of the U.S. primary energy use; 70% of the
U.S. resource consumption; consume 40% of raw materials globally; and use 12.2%
of all potable water, or 15 trillion gallons per year. Clearly Rainwater
Harvesting Applications will reduce the demand on our water supply and save
costs through water bills as well as provide a more sustainable environment for
the United States and other Countries. Rainwater Harvesting is unique in that once the Rainwater Harvesting Products are installed, your investment immediately begins to pay off as the rainwater falls
On average, a LEED™ certified building uses 30% less water than a
conventional building, which translates to more than 1 million gallons of water
saved per year. Reducing the amount of water that needs to be conveyed to and
treated by municipal wastewater treatment facilities also reduces pumping and
process energy required to these systems. LEED™, through practices like
rainwater harvesting, promotes on-site storage and use of rainwater to lower
water consumption cost, and it reduces the impact on storm drainage and
municipal treatment systems.