OverviewRoom-to-room noise reduction is rated in terms of sound transmission class (STC). The acoustical performance of common 16" OC wood stud walls is typically STC 30 to 34, and 24" OC wood stud walls is STC 36 to 39. This is considered poor, as conversation can be easily heard.An old method to improve wall isolation since the 70's is a product called mass loaded vinyl. It is sold under a number a brand names, such as AcoustiBlok, SoundBarrier and others.Acoustics and VinylNoise can be attenuated with additional mass and many companies make vinyl sheets weighing about one pound per square foot. For this type of acoustical treatment, the mass of the materials is the dominant factor. However a wall already weighs 4 to 5 pounds per square foot before mass loaded vinyl is added, so the extra pound added by a single layer of vinyl is only a small amount of added mass.Vinyl sellers display transmission loss data of bare sheets showing an STC of 26 or more. However presenting bare product performance is not related to the performance in an actual wall. The acoustic ratings of individual materials cannot be added to existing walls. For example, a single sheet of 5/8 inch thick gypsum...more
The film's soundtrack, composed by A. R. Rahman, is slated for release on July 31, 2010. It will coincide with a promotional event to be held at the Putrajaya International Convention Centre in Kuala Lumpur, Malaysia. The soundtrack album's release rights were purchased by Think Music for Rs. 7 crores (US$1.6 million).ROBO RAJNIKANTH MOVIE REVIEW ...more
If you need to install hardwood flooring, then you will need a stapler designed especially for the task. The Bostitch MIIIFS is a pneumatic flooring stapler perfect for installing hardwood flooring. This stapler measures 17 inches long and weighs only 11 pounds. You can find it at an average price of $450. Let's take a look at some of the other features offered by this flooring nailer.The Bostitch MIIIFS is designed to fire 15-gauge staples. It is relatively versatile as it can use either 1 1/2 or 2-inch staples. Also, the tool can hold up to 92 staples at a time. The Bostitch MIIIFS is fitted with a 3/8-inch air inlet. The stapler is designed to operate between a pressure of 60 and 100 pounds per square inch.The Bostitch MIIIFS features high-speed mallet actuated pneumatic operation. This is much more productive than using manual methods to drive staples into hardwood flooring. This design is capable of providing 420 inch-pounds of driving force. The Bostitch MIIIFS is also designed to drive staples at the proper angle and depth to prevent damage to the surface. You can also adjust it to accommodate different tongue positions and materials of different thicknesses.You will also...more
Acquainted with the Night takes the viewer on much more than a cross-cultural journey traversing the exotic and the familiar, and then back again. It opens our minds to a sampling of what most of us miss between going to bed, and arising for work the...more
Try it and see for yourself!How to Make Money from Event NON-Attendees By: Bernadette Doyle About the Author Bernadette Doyle is a marketing specialist who helps entrepreneurs become client magnets and attract a steady stream of...more
Online shopping is no more the thing of the future. It has been a major shopping option chosen by millions of people in recent days. Going online for shopping has become one of the most popular trends in the last decade. According to the survey that...more
Apart from all this you need to keep one thing in your mind for sure that Rome was not built in a day. It takes time for you to learn the ropes and be patient while your business also grows and evolves. You need to give it the time it needs to...more
Sebo company was established in 1978. Founded by engineers, simply to design a proffessional vacuum cleaner. Proffessional users, appreciate when a vacuum cleaner that last. In my 28 years of experience, the Sebo vacuum cleaners Highlands Ranch...more
CLICK HERE TO CHECK OUT DUBTURBO RIGHT AWAYDubturbo Review - The Ideal Rap Beat Maker By: tyler ghar About the Author Visit dub turbos homepage right away to get started making beats on your pc (ArticlesBase SC #3499957) ...more