How much polyfill do I need?
Similarly one may ask, how much polyfill do I need for a pillow?
If you're stuffing your pillows with poly-fill, you should be able to do ten (10) or more 18 X 18 throw pillows with one bag of poly-fill weighing 10 pounds, and costing about $25.
One may also ask, how much polyfill do I need for speaker box? Use 1 to 1-1/2 pounds of stuffing per cubic foot of box volume.
Then, how much stuffing do you need for a body pillow?
The amount of stuffing you require is entirely up to your plumpness preference. This stuffing is machine washable in cold water. 1LB will fill 1x 18” x 18 pillow form. 2 LB will fill 1x standard sleeping pillow (20” x 26”).
Should I put polyfill in my sub box?
The material is easy to apply to the inside of your subwoofer enclosure and allows you to add the perfect amount of fill so your box appears bigger to the subs which will then produce better audio quality. In these cases you can easily add some Polyfill to the box to increase the effectiveness of your subwoofer.