Different materials are used for roofing.
- Thatched roof
- Thatched tiles
- Asbestos sheet
- Aluminium sheet
- G I roofing
THATCHED ROOF:
- Thatched roof used by common people.
- Straw, coconut leaves, palm leaves etc are mainly used for thatched roofing.
ADVANTAGES:
- Easily and cheaply available
- This roof make the shed cool
- Thatch is lighter, less timber is required in the roof that supports it.
DISADVANTAGES:
- This is practical only for a short span (1-2 years)
- High cost of maintenance
- Animals can cause damage.
- Birds looking for food, gathering nest-making materials etc.
THATCHED TILES
Clay is used for making tiles
ADVANTAGES:
- Low cost
- Thatched tile roof last much longer than thatched roof
- This roof make the shed cooler
- Maintenances cost is less
DISADVANTAGES:
- weight of the individual tiles.
- The roof must built strong enough to support tiles.
- the cost is more compared to thatched roof.
- can be broken easy.
ASBESTOS SHEET
ADVANTAGES:
- Easily available
- Low maintenance
- Long lasting (50-60 yrs.)
- The natural fire-resistant property of asbestos makes it ideal for roofing
DISADVANTAGES:
- High cost
- This roof make the shed hot
ALUMINIUM SHEET
HOT IN SUMMER AND COLD IN WINTER
ADVANTAGES:
- Long lasting
- Light weight
- Low maintenance
DISADVANTAGES:
- High cost
- Temperature is high in hot season
GI ROOFING (GALVANIZED IRON)
Most popular kinds of roofing and has tremendous benefits.
ADVANTAGES:
- Low maintenance
- Long lasting and strong
- Light weight
- Compared to asbestos this gives a bit of cooling
DISADVANTAGES:
- Initial investment is high
- High cost
- At hot temperature heat more
BITUMEN TAR SHEET
ADVANTAGES:
- Long Lasting
- Low Maintenance
- It Helps To Absorb Water
- It Reduces Heat
- Frost Resistant
DISADVANTAGES:
- High Cost
- Less Mechanical Strength