Attach the plastic along the ceiling by pressing thumbtacks through it and into the ceiling at the rate of one every foot or so.
Attaching 2 plastic sheets.
I need a glue that will hold water inside.
I then put water inside and a few hrs later noticed it was soaking through the plastic and leaking.
Attaching the second sheet step 1.
I went to a craft store and purchased a yard of plastic in the fabric dept.
Then immediately apply pressure to fuse them together allow to cool down if too hot.
Rob shows a clip of plastic laminating where heat fuses plastic to paper.
I am making a craft project.
Using the low setting on my heat gun gently heat up the two sheets till they get tacky.
For lightweight plastic you may be able to use fewer tacks.
Covering objects step 1 repeat steps 2.
There are several ways to safely seal plastic sheets so nothing can seep through the seams but duct tape is a simple practical and inexpensive way to seal two or more plastic sheets for your home project.
Repeat sections 1 and 2 for as many sheets as necessary.
I cut two 6 x6 pieces and glued them with a water resistant glue.
Then apply heat again.
Plastic sheeting is notoriously hard to join tape is messy and glue won t stick.
When you finish remove the thumbtacks and fill in the holes with tiny dots of putty that match the ceiling color.
If the actual composition of the plastic is unknown an epoxy is the best choice as it will survive longer than the plastic sheets themselves.