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`"Room"_"drywall" = (2 * l * h + 2 * w * h + l * w )/ {"4x8s" }`
Enter a value for all fields
The Drywall to cover Walls and Ceiling of a Room calculator computes the surface area of the interior of a rectangular room including the walls and ceiling based on the length, width and height of the room and selected size of drywall sheets. 
Framed Room with Drywall
INSTRUCTIONS:Choose units and enter the following:
- (L) Length of the room
- (W) Width of the room
- (H) Height of the room
- (sS) Size of the drywall sheets (choose one)
Drywall Sheets (s): The calculator returns the number of drywall sheets needed to cover the walls and ceiling of the room.
Building Calculators
- Area of a Roof
- Pitch of a Roof
- Number of Trusses Needed for a Roof
- 4x8s needed for a roof
- Shingles needed for a roof
- Number and Length of Metal Roof Panels
- Number and Length of Purlins
- Number and Length of Rafters
- Number and Length of Rafter and Collar ties
- Number and Length of wall top and bottom wall plates
- Number of Studs for a Room
- Number of Studs in a Wall
- Room Interior Area (wall and ceiling)
- Cubic Feet in a Room (volume)
- Number of 4x8 or 4x12 Sheets for a Room
- Number and Length of Floor Joists
- Number of Joist Hangers
- Compute the Cost of Floor Joists
- Compute iJoists for larger floors
- Compute the Number of 4x8 Sheets to cover the Deck or Floor
- Compute the number of Decking Boards to cover the deck or floor
Drywall Pricing
Pricing for drywall is an estimate. The pricing per sheet used in this estimator is as follows:
- Drywall Pricing Survey Date: 8/2/22
- Drywall Pricing Survey Store: MULTIPLE
- The pricing for a 1/2 inch 4x8 sheet of drywall is $13.27
- The pricing for a 5/8 inch 4x8 sheet of drywall is $15.73
- The pricing for a 1/2 inch 4x12 sheet of drywall is $20.56
- The pricing for a 5/8 inch 4x12 sheet of drywall is $20.56