Or if you don t have a timber side rail and your polythene is trenched or fixed to a base rail we supply an extruded aluminium backing profile.
Putting guttering on a polytunnel.
Make sure that you have a drop of an inch or two at the end where the water is going to go so that the guttering can be lined up with it.
It can be fitted to a timber side rail on your new or existing polytunnel.
Choose a warm day to install the cover.
All you need are some basic diy skills and some willing helpers four people is ideal.
Warm weather makes the plastic more pliable and therefore easier to stretch tightly over the frame.
I ve tortured myself for a month or more about how i m going to keep the veg in my new tunnel watered from november to may when there s no water on the all.
You should now have a strong robust alternative for harvesting rainwater off your polytunnel.
Building your own polytunnel from a kit can save you hundreds of pounds in construction costs.
To have something to mount the gutter to i fixed a 2 x 1 batton all the way down one side before i put the polythene cover on.
The gutter is installed at the top of the straight side of the polytunnel hoop where the curve starts.