ACOUSTIC FEBIRS , MAT

1. Submitted to: Submitted by:
Ar. Mitakshi Sharma Rohit Kumar
Priya
Rajit Kumar
2k17

2. What is noise?
• In daily life, noise means unwanted sound.
• Unwanted sounds can include distractions, sounds
that are loud enough to damage hearing and even
sound leakage that could affect privacy.
• In Architecture, one of the many goals of the designer is to create rooms and building s
that maximize sound performances.
• This means that unwanted sounds should be prevented, and desired sounds should be
enhanced.
• For sound proofing, acoustical material is used, by proper orientation it can be prevented.
There are 2 sources of noise in architecture:
• Airborne Noise
• Structure borne noise

3. What is acoustics?
A science that deals with the production, control, transmission
Reception, and effects of sound.
It is a science of controlling sound within the building.
The first application of architectural acoustics was in the
Design of opera houses and then concert halls.
What is acoustical material?
• An Acoustic metamaterial is a material designed to control, direct,
and manipulate sound waves as these might occur in gases, liquids and solids.
• Among the materials used for these functions are melamine and polyurethane
foams, fibreglass, wood, plastic, and synthetic tiles.
ACOUSTICAL FIBRE

4. ACOUSTICAL WALL FIBER:
• Acoustical wall fabric is soft, attractive and sound- absorbing
wall covering.
• It is available in a wide variety of colours such as red, blue, black etc.
• It is easily applied with a heavy-duty wall-covering adhesive leaving a
seamless finish.
• It is easy to maintain.
• It’s thickness varies and as it increases its sound absorbing capacity
also increases.
• Rates increases according to the thickness of the wall fabric mat.
FEATURES:
• Lightweight Acoustic Fabric
• Easy to install
• Available in varies thickness and colours
• Improves sound Intelligibility
• Class A
RATES:
• It varies with thickness:
• 2mm – Rs. 10/ft
• 3mm – Rs. 15/ft

5. Applied in:
• Offices
• Classrooms
• Conference centers
• Auditorium
These are some examples of wall fibre

6. GRASS SHEET:
• Artificial grass carpets are the carpets with synthetic fibers made to look like grass.
• It prevents sound from entering the room.
• According to its thickness its rate varies and even increases accordingly.
• Rates starts from Rs 50 per sq. ft.
• Foam is attached for sound absorbing.
• It has various textures, its grades changes.
such as soft hard.
• It is also used for decoration purpose
Used in:
• Homes
• Offices
• Malls
• Auditoriums
• Halls
• Stairs

7. • It can be applied vertically and horizontally i.e., on floor and walls.
• Good material for decoration and sound absorbing
On floor (horizontally) On wall (vertically)

8. Grass board:
• It is made of pine wood fibers.
• It helps to absorb the sound.
• It provides us privacy mostly required
now a days.
• It is available in many colours.
• Mainly the size is 2’ x 2’.
• Sometimes it is exposed for decoration purpose.
• Or it can be covered by another covering such as
mat or wooden panels.
• It is used in :
• Studios
• Auditoriums
• Halls
• Cost: Rs. 350/ piece
• Weight: 18mm Board 8kgs

9. Acoustical curtains:
• Sound absorbing curtains are designed to absorb more sound
than standard decorative curtains.
• These noise reduction curtains are made with sound
absorbing material and are ideally used where control of acoustic
reflection off of glass and ambient light control are required.
• These acoustical curtains feature a core material of
naturally fire resistant wool fabric that is sandwiched
between a decorative fabric and a blackout liner.
• These Curtains are heavy in
weight.
• Foam is attached at the back
of the fibre, so that the sound
can be absorbed.
• Sound does not passes through
it.
• Curtains are designed
according to the interior of the
room.
• It also blocks the light when
drawn across the window or
door.

10. Curtains designed according to room

11. Fibreglass blankets and rolls:
• Quilted fiberglass blankets, rolls and panel curtains combine absorption and barrier
material for use in areas that require:
o Tough
o Flexible materials and provide a surface that can be wiped clean.
• Helps in absorbing sound
• Available in different colours such as blue, grey, skin, white, black etc.
• They have various uses in :
o Private
o Residential
o Commercial Applications
• The thick, but cheap, moving style blankets will help to get rid of higher decibel noise,
while the quilted, acoustic style blankets will tend to the lower, bass-level tones.
Most soundproof blankets are made of a fiberglass or polyester material, which allows
it to absorb and bounce off sound while also providing a sort of insulation to the room that
you decide to put it in.

12.  Home Recording Studio: By placing soundproof blankets around the walls of any
room, you can create a space that is perfect for recording audio and video inside
of your home.
• With the aid of the soundproof blankets and the noise that they can
reduce, you will be able to get clean and crisp audio recordings with minimal
background noise and interference.
 Study Space: Much like you can use sound blankets to lessen sound for recording,
so too can you use them to increase your overall studying environment.
• With less outside noise, you'll be able to concentrate better and hopefully pass any
upcoming exams.
 Making a Quiet Home: By placing sound barrier blankets in areas throughout your
home, such as walls and doorways, you can reduce noise throughout your home.
• This gives everyone a bit more privacy and, with the help of soundproof curtains
and proper insulation, can make your home a haven from the noise outdoors.
 Insulating Appliances: If you have appliances such as an air conditioner,
Dishwasher, or washing machine inside of your home, you may notice that they
can emit some loud noise at times.
• By placing insulation around these appliances, you can dampen the noise that
comes from them.
• In addition, the extra insulation around an air conditiones, for example, can help to keep
temperatures inside your home maintained and reduce energy cost.
 Warehouses: If you work inside a warehouse, you may notice that the excess of
noise can make it hard to communicate with co-workers without screaming at each
other.
• By placing sound absorption sheets around the perimeter of a warehouse
you not only help to reduce noise on the inside, but you also block noise from
escaping to the outside and bothering homes or businesses outside your warehouse.

13. Acoustical carpets:
• At many places its important to cover the floor with soundproofing material to
absorb the reflections.
• Places like:
o Offices
o Home theatre
o Studios
o Auditoriums
o Multiplexes.
• Acoustic Carpets comes with an extra underlay to absorb the sound.
• Acoustic carpets are available in different colors to choose from, Solid and Textured.
• Soundproofing carpets also stops sound to go on lower floors if the treatment is done
on any upper storey.
• It is available in many sizes.
• Available in many designs and colours for asthetic purpose.

14. • Easy to clean using vacuum cleaners.
• Provides thermal insulation as well thus reducing air conditioning bills.
• Damps and absorbs the sound making a restful environment.
Applied in:
• Auditoriums
• Halls
• Home theatre
• Multiplexes
• Social Rooms
• Arenas
• Drawing Rooms
• Recording Studios
• Schools and Institutes
• Hospitals
• Material available in carpets are Nylon, Acrylic, pp, wool
• Size: 12 feet wide rolls

15. Commercial carpet
Home theatre
Room floor carpet
Home recording studio

16. Acoustic ceiling tile:
• Ceiling tiles absorbs noise and block sound transmission.
• Mainly the siize is 2’-0’’ x 2’-0”.
• They are available in different patterns and non patterned
look to enable you to “mix and match” for your own design.
• Price: Rs. 100- 400 sq.ft.
• Foam is used at the back of the tile as a sound proofing
agent.
• They are even asthetically good.
• Different colours are available in it according to clients
choice.
• These are ideal for:
• Classrooms
• Offices
• Restaurants
• Residences