A plastic sheet provides no structural integrity whatsoever.
How to attach plastic sheeting to pvc grenhouse.
Anti drip and anti dust properties.
Perhaps the most common question asked of us is how to attach the poly to the ends and sides of a pvc greenhouse or a metal greenhouse whither the frame is metal tubing or rebar.
You can use a 100 measuring tape usually available at a local hardware store or take a piece of rope throw it over the side of the greenhouse mark it at the base on each side stretch the rope out on the ground when done then measure the distance between the two markings on the rope.
Protecting your greenhouse plastic from pvc pvc pipe creates chlorine gas which slowly destroys the uv light stabilizers in polyethylene greenhouse film.
While a heavy plastic sheet isn t necessarily bad just make sure that your greenhouse was built with the weight of the plastic sheet in mind.
White tape is preferable duct tape has a top layer of polyethylene.
You can t nail into metal or pvc.
Drywall screws are the best way to anchor polyethylene films to the baseboards of your greenhouse structure.
Use two clamps per side for each pipe for a total of four clamps per.
The best hardware for attaching greenhouse plastic is poly lock channel and spring wire.
Drape the greenhouse plastic over the pvc frame so it is centered.
This means that all of the weight of the plastic sheet will fall onto the frame of the greenhouse.
It is affordable will last forever and is very easy to use.
Determine the size of film needed for the top and sides.
On a wooden frame you can attach the poly with nails or screws and our flexible cinchstrap or polyfastener or with wooden lath.
You may want drill pilot holes so you don t split the 1x2 or break the screws.
Pull the plastic sheet around the ends of the greenhouse and secure it to the uprights by wrapping a 1x2 in the excess plastic at each side pulling it tight and attaching it to the uprights with wood screws driven through the plastic and the 1x2 and into the 4x4.
Screws are easily removable in the event that you need to restretch or replace the film.
Pieces that include the wire.
4 attach the plastic to the frame with large binder clamps.
Also avoid paints that contain mildew resistant and fungicide additives apply a polyethylene tape to the area where the pvc meets the greenhouse plastic.
Paint the pvc pipe using white acrylic latex paint.