With us average electric price of 0 13 kwh you will be spending 7 25 per day if your system is running full 24 hours.
How much roof slate do i need.
You would need 2 5 of these slate per linear metre.
Determine the width of the metal you are installing.
One final point you may want to consider if you need to replace your slate roof is that getting the finished look of slate does not always mean paying for it.
This is done by measuring from one outside edge of your roof to the opposite outside edge.
The ventilation requirements may vary based on the circumstances of the building.
The exact costs will vary depending on aesthetic choices and the vagaries of installation but expect a 2 000 square foot roof clad in asphalt shingles to run around 7 500 dollars and be prepared to pay between 25 000 and 35 000 for a natural slate covering.
Slate stone roofing is the longest lasting material available and can last over 100 years with a proper installation.
That equals to 2 3kwh per hour or almost 56kwh per day of continuous operation.
Slate is also an extremely elegant option.
If you need to have an existing roof removed prior to installation expect to pay an additional 100 150 per square to have the existing shingles removed.
For example standing seam metal roofing is.
How many bundles of shingles will you need the average bundle of shingles covers 33 3 ft 2 so three bundles of shingles are needed per square.
So one hard or soft slate for each square foot of your house times 1 500 will be total cost of a new slate roof.
As a guide a slate of 500 x 250 sizes uses a slate and half of 500 x 375.
How many slate roof vents do i need.
Asphalt shingles have a total cost around 200 per square.
In the 21st century a number of alternatives made of everything from recycled rubber to ceramic offer a less expensive option that may last up to 75 years.
How to figure how much metal roofing you need.
The square footage of a house is usually equivalent to the roof s square footage.
A typical 120 foot long roof edge with 6 12 overhangs and no gutters deicing will need about 291 feet of cable.
Therefore if your rafter length was 4 linear meters your calculation would be 4 x 2 5 10 quantity slate half s.
Tear off of old roof.