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Ultralight drywall is a generic term for a building material that is around 25 percent lighter than traditional drywall. A panel of 1/2-inch thick ultralight drywall weighs 13 pounds much less than traditional 1/2-inch thick drywall sheets. Follow to the Sheetrock UltraLight specification sheets, ultralight drywall is created of gypsum or calcium sulfate dihydrate (85 percent or less), cellulose (10 percent or less), and constant filament glass fiber (5 percent or less), one ingredient list roughly similar to traditional Sheetrock.
While the formulas because that ultralight drywall boards are proprietary, a slightly greater degree that pregelatinized corn starch and also a special type of surfactant may assist account because that the lightness and also the strength. Also, the advent of a gaseous foaming agent to the gypsum slurry most likely adds much more air pockets come the wallboard, reducing its weight. This foaming agent may additionally be responsible because that better-shaped pockets that provide superior structure strength.
Ultralight Drywall cost
Ultralight drywall commonly costs slightly an ext than typical drywall, but not by an amount that is far-ranging for most DIYers. Because that pros, ultralight often tends to run about 20 cents per square foot, while standard drywall runs about 18 cents. This difference becomes far-reaching only for very big jobs. In ~ major big box home improvement centers, you deserve to expect to pay approximately $10 to $12 per sheet that 1/2-inch drywall, and the cost differences in between ultralight and also standard are so slight the they are frequently rendered invisible by every little thing weekly sales specials space being conducted.
Maintenance and also Repair
Installed correctly, ultralight drywall has the very same profile because that maintenance and also repair as typical drywall. Some customers report that ultralight is somewhat an ext susceptible to cracked under impact, yet the damage is generally easily repaired v a little additional taping and also mudding work.
There is no appreciable design advantage for ultralight drywall over typical drywall. This is a product that deserve to be provided for all wall surface and ceiling complete surfaces in any type of residential application.
Ultralight Drywall environment
Ultralight drywall is cut, installed, and also finished in precisely the same way as standard drywall. Panels are reduced to fit, then positioned against framing members and also anchored v drywall screws. Seams space finished through drywall tape and also several class of drywall compound, i beg your pardon is sanded smooth before the walls space painted. Some pros report that due to the fact that ultralight is much less susceptible come sagging, lock can attach overhead panels with fewer screws. However, manufacturer's instructions space virtually the same for ultralight drywall and also standard drywall, and DIYers space advised come treat both varieties of drywall identically when installing.
Ultralight Drywall vs. Typical Drywall
The key difference between ultralight and also standard drywall is, obviously, the weight. A standard 1/2-inch thick sheet of drywall measure up 4 x 8 feet weighs roughly 57 pounds.
According come drywall device USG, a 4 x 8-foot sheet of Sheetrock brand UltraLight panel weighs 13 pounds less, because that a complete of 44 pounds. part do-it-yourselfers who find standard 1/2-inch drywall too heavy may discover this weight to it is in significantly much more manageable.
The weight benefit of ultralight becomes more significant with more thickness panels. A 4 x 8-foot paper of conventional 5/8-inch thick drywall weighs 74 pounds, and also a 23 percent reduction in weight available by ultralight have the right to be significant. But be aware that thicker Type-X drywall may be compelled for part installations—for instance in garages or about furnace rooms to retard the spread out of fire. Ultralight drywall does not accomplish these requirements.
Consider, too, that drywall sheets frequently come go together in pairs—two sheets sold as one, through a file binding strip down the edges. If you choose to save the file binding strip in place, you might conceivably be transferring 114 pounds for every bundled pair the 1/2-inch 4 x 8-foot traditional sheets. So, the 26 pounds of load savings every bundled pair of traditional boards have the right to be helpful.
does Lighter typical Weaker?
USG notes that their light wallboard has "superior sag resistance" and also that the hangs fine on ceilings v 24-inch on-center joists. The agency also says that the product is "stronger pound-for-pound than traditional 1/2-inch drywall." it may, however, it is in weaker top top a square foot basis, which is the anecdotal proof from installers and contractors. Specialists report the ultralight panels might be much more brittle and an ext prone to edge breakage than typical drywall panels. But Datasheets because that the product state that, for hardness and also flexural strength, Sheetrock UltraLight "meets or exceeds" ASTM C-1396 Specifications. Because that DIYers, there is yes, really no factor to protect against ultralight drywall the end of concerns for the strength.
top Brands that Ultralight Drywall
U.S. Gypsum (USG) and Georgia-Pacific (GP) are the 2 leading manufacturers that ultralight drywall in the U.S.
GP renders a light drywall product referred to as ToughRock Gypsum board in 1/4-inch, 3/8-inch, and 1/2-inch thicknesses. This product is slightly much less than 44 1/2 pounds every 1/2-inch-thick sheet at 4 x 8-foot size. In regards to weight, it is equivalent with Sheetrock UltraLight.
Is Ultralight Drywall ideal for You?
USG's product is largely marketed come the professionals—either drywall hangers who carry the product every day or to building contractors who have to think about issues such as workplace injuries and also productivity. Adopting ultralight drywall may have actually a far-ranging impact on a contractor's bottom heat at the end of the year.
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For do-it-yourself homeowners, the weight savings will certainly be felt with every pilgrimage made from the home center to the truck and from the van to the house. Drywall is always heavy and also unwieldy, and there is no method to get approximately that. Yet this slightly lighter board may aid do-it-yourselfers through the an overwhelming loading and also unloading tasks and also especially as soon as it is crucial to hold the sheets overhead because that ceiling installations.