Cologne Sanskrit project. Hindi-English. This is VERSION 4.2 of a hypertext Sanskrit dictionary English-Sanskrit and Sanskrit-English for spoken Sanskrit. Which means that it is designed to contain the mostly used common words necessary for daily communication.
The advantages of the closed-cell foam compared to open-cell foam include its strength, higher R-value, and greater resistance to the leakage of air or water vapor. The disadvantage of the closed-cell foam is that it is more dense, requiring more material, and therefore, more expense.
Open Cell Insulation Facts. 1  Open Cell Spray Polyurethane Foam Insulation cell structure is open and usually weights .5 lbs per cu. ft. and has an aged R-value of up to R-3.81per inch. Open Cell foam ideal applications are walls which have cavities that have 3.5 of available space.