Page 10 - Energy Future - Green Buildings and Sustainable Habitats
P. 10
TODAY, THERE ARE WINDOWS WHICH HAVE INHERENT THERMAL INSULATION FEATURES,
WHICH CAN BE ENHANCED WITH DOUBLE GLAZING, THUS REDUCING HEAT TRANSFER
THROUGH THE WINDOWS.THIS LEADS TO IMPROVED THERMAL PERFORMANCE, HELPING
HOMEOWNERS TO IMMEDIATELY LOWER HEATING/COOLING COSTS. WITH UP TO
40 PER CENT OF A HOME’S ENERGY FOR COOLING OR HEATING BEING LOST OR GAINED
THROUGH WINDOWS, IMPROVING THEIR THERMAL PERFORMANCE IS NECESSARY TO REDUCE
ENERGY COSTS AND INDIA’S GHG EMISSIONS. IT IS ALSO IMPERATIVE THAT GOVERNMENT
STEPS IN TO REDUCE OR ELIMINATE THE USE OF WOODEN WINDOWS IN LARGE TOWNSHIPS,
COMMERCIAL BUILDINGS, AND INSTITUTIONS.
the scorching Gulf to the tropics of In the US, the Department of Energy Cherrapunji in Assam, to strong cyclonic
Malaysia, Thailand, China, South Korea, strongly encourages and recommends winds of Odisha to hot deserts such
and Taiwan, among other countries. In people to begin their energy efficiency as Thar in Rajasthan.They also provide
Europe and North America, only UPVC process with insulation of windows. sound and dust insulation, reducing
windows are used in their residential The Energy Star checklist recommends noise to the extent of 20–30 decibels,
constructions as new materials and/or people to check their home for leaks, making it ideal for using in schools,
for replacement. Such windows conserve including heating and cooling ducts, colleges, hospitals, community centres,
energy throughout their lifetime (from doors, and cracks.This contributes etc. Some of their advantages are:
raw material stage to use stage), and significantly to energy losses that (i) They are easy to install; (ii) They
are recognized as ‘green windows’, happen through windows. UPVC save energy; (iii) They are sound- and
scoring over traditional wood and metal windows are best suited for weather waterproof; (iv) They are long lasting;
windows. Research indicates that in the conditions in India. One can use these and (v) They involve less maintenance.
US, energy star qualified windows lower windows from the coastal areas to They do not let outside heat in (and
power bills by almost 7–15 per cent. coldest Ladakh, to heavy rains of vice-versa in cold climate), providing
comfort and saving heating/cooling
energy to the tune of 20–25 per cent.
While UPVC windows are used in the
green buildings for better rating, some
builders use these windows for energy
efficiency, convenience, and comfort.
These windows are economical in
comparison to teak and other good
grade wood, and hence commercially
viable as well. Other than this, these
windows offer great comfort to the
building community as they can be
easily fixed at the final stage, and,
therefore, construction time can be
reduced. It also enhances the aesthetics
of the buildings.
Today, there are windows which have
inherent thermal insulation features,
which can be enhanced with double
glazing, thus reducing heat transfer
through the windows.This leads to
improved thermal performance, helping
homeowners to immediately lower
heating/cooling costs. With up to
40 per cent of a home’s energy for
cooling or heating being lost or gained
through windows, improving their
july–september 2016 16 energy future
WHICH CAN BE ENHANCED WITH DOUBLE GLAZING, THUS REDUCING HEAT TRANSFER
THROUGH THE WINDOWS.THIS LEADS TO IMPROVED THERMAL PERFORMANCE, HELPING
HOMEOWNERS TO IMMEDIATELY LOWER HEATING/COOLING COSTS. WITH UP TO
40 PER CENT OF A HOME’S ENERGY FOR COOLING OR HEATING BEING LOST OR GAINED
THROUGH WINDOWS, IMPROVING THEIR THERMAL PERFORMANCE IS NECESSARY TO REDUCE
ENERGY COSTS AND INDIA’S GHG EMISSIONS. IT IS ALSO IMPERATIVE THAT GOVERNMENT
STEPS IN TO REDUCE OR ELIMINATE THE USE OF WOODEN WINDOWS IN LARGE TOWNSHIPS,
COMMERCIAL BUILDINGS, AND INSTITUTIONS.
the scorching Gulf to the tropics of In the US, the Department of Energy Cherrapunji in Assam, to strong cyclonic
Malaysia, Thailand, China, South Korea, strongly encourages and recommends winds of Odisha to hot deserts such
and Taiwan, among other countries. In people to begin their energy efficiency as Thar in Rajasthan.They also provide
Europe and North America, only UPVC process with insulation of windows. sound and dust insulation, reducing
windows are used in their residential The Energy Star checklist recommends noise to the extent of 20–30 decibels,
constructions as new materials and/or people to check their home for leaks, making it ideal for using in schools,
for replacement. Such windows conserve including heating and cooling ducts, colleges, hospitals, community centres,
energy throughout their lifetime (from doors, and cracks.This contributes etc. Some of their advantages are:
raw material stage to use stage), and significantly to energy losses that (i) They are easy to install; (ii) They
are recognized as ‘green windows’, happen through windows. UPVC save energy; (iii) They are sound- and
scoring over traditional wood and metal windows are best suited for weather waterproof; (iv) They are long lasting;
windows. Research indicates that in the conditions in India. One can use these and (v) They involve less maintenance.
US, energy star qualified windows lower windows from the coastal areas to They do not let outside heat in (and
power bills by almost 7–15 per cent. coldest Ladakh, to heavy rains of vice-versa in cold climate), providing
comfort and saving heating/cooling
energy to the tune of 20–25 per cent.
While UPVC windows are used in the
green buildings for better rating, some
builders use these windows for energy
efficiency, convenience, and comfort.
These windows are economical in
comparison to teak and other good
grade wood, and hence commercially
viable as well. Other than this, these
windows offer great comfort to the
building community as they can be
easily fixed at the final stage, and,
therefore, construction time can be
reduced. It also enhances the aesthetics
of the buildings.
Today, there are windows which have
inherent thermal insulation features,
which can be enhanced with double
glazing, thus reducing heat transfer
through the windows.This leads to
improved thermal performance, helping
homeowners to immediately lower
heating/cooling costs. With up to
40 per cent of a home’s energy for
cooling or heating being lost or gained
through windows, improving their
july–september 2016 16 energy future
