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Rainwater Calculator

Rainwater Calculator

The Hunter Plastics rainwater calculator is designed to help you decide which gutter product to use for a specific roof area.

Step 1: Enter Roof Dimensions

House

Roof length in meters (L):

Roof width in meters (W):

Roof height in meters (H):

Step 2: Select Roof Pitch

Pitch up to 30°
30°

30°

Pitch up to 45°
45°

45°

Pitch up to 60°
60°

60°

Step 3: Select Downpipe Position

At one end

At One End

Central

Central

Either end

Either end

Two central

Two central

One centre and one end

One centre and one end

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