Natural slate roof installation cost

2020 Calculator to estimate the cost to install natural slate roof

Input parameters
Project details
Roof size in squares1
Number of floors2
Roof pitch3
Roof type4
Old roofing materials removal5
Additional elements on the roof6
# of vents
# of skylights
# of chimneys
# of vent pipes

Computed parameters
Estimated expenses
Labor cost7
Materials cost8
Total natural slate roof installation cost9
Cost to install slate roof per square10
Project duration
Average time to complete slate roof installation11

By default, natural slate roof installation cost calculator estimates cost of labor, materials expenses and average completion time to install 30 squares of new slate tiles on simple medium slope gable roof of one story residential house. Homeowners can easily adjust input parameters and calculate total expenses bases on project size and work complexity.

Before installing natural slate tiles make sure the roof is properly build and able to support heavy load of roofing material. Long lasting performance of slate roof could be achieved only by proper installation and using premium materials with over 100 years live expectancy.

1Roof size is an actual roof area in squares. One square = 100 square feet.

2Majority of residential houses with sloped roofs typically designed as one, two or three story homes. Depending on roof accessibility, installation of natural slate on higher houses typically more expensive.

3Roof pitch defines how steep the roof is. Installation of natural slate tiles on very steep surfaces is more expensive compare to installing slate on medium-sloped roofs.

4Cost of labor will be significantly lower to install slate on simple roof with no valleys, dormers or custom hexagonal elements on the roof. Multiple obstacles on the roof will slow down installation process and lead to number of man-hours to increase.

5Tearing off existing roofing materials doesn’t include plywood or damaged wood replacement. All extra work will be priced separately.

6Natural slate tiles around ridge vents, skylights and chimneys have to be properly installed. Waterproofing around vents, skylights, chimneys and pipe boots installation will result in extra work leading to labor cost increase.

7Cost of labor is an average charge by contractor to complete natural slate roof installation accounting roof dimensions, height of a house and overall difficulty of work.

8Cost of materials includes purchasing price of drip edges, roofing underlayment, copper flashing, copper or stainless steel nails and natural slate tiles. Cost of natural slate roofing tiles might vary and mainly depend on slate thickness, quality and design. Always take into consideration that waste factor of slate greatly depends on roof design and style.

9Total cost to install slate roof is an actual amount homeowners should expect to pay in case roofing contractor will purchase and supply all necessary materials for completing the project.

10Roof installation cost per square is an average expense to install every 100 Sq. Ft. of roof area.

11Estimated time to install slate roof is an average number of days necessary for an experienced roofing crew to complete slate tiles installation and clean the job site.

Natural slate roof cost calculator is for a general purpose only. Every home improvement project is unique, and labor charges and fees might vary depending on work complexity. Only local roofer is able to price the work after analyzing its difficulty. In addition, slate prices greatly vary, and accurate quote for the roof installation project could be issued only after defining which slate have to be installed and what additional supplies have to be purchased.