Involve your school

School grounds

Product and description
Water saving (Litres per person per year)
Carbon saving
(Kg of CO2)
Cost per gadget (£)
Payback period
(based on 40 people's use)
Rainwater butt

Collecting rainwater in a water butt to use on garden areas can save litres of treated tap water. They can store run-off from roofs, fit neatly against walls and can be placed near vegetable beds to make watering easy.

Level 2 – between 1,000 and 10,000 litres Level 2 – between 1,000 and 10,000 litres
Level 2 – between 0.5 and 5 kg Level 2 – between 0.5 and 5 kg
£24.95
25 years
 
Trigger nozzle

Trigger nozzles provide more control of the strength and direction of the spray. Trigger nozzles also prevent hoses from being left running when unattended.

Level 2 – between 1,000 and 10,000 litres Level 2 – between 1,000 and 10,000 litres
Level 1 – below 0.5 kg
£4.48
4 years
 

Key to table

Water saving (litres per person per year)

One bucket – below 1,000 litres
Two buckets – between 1,000 and 10,000 litres
Three buckets – between 10,000 and 100,000 litres
Four buckets – over 100,000 litres

Carbon saving (kg of CO2)

One balloon – below 0.5 kg
Two balloons – between 0.5 and 5 kg
Three balloons – between 5 and 50 kg
Four balloons – over 50 kg