Saw

Knives

Pliers

Box

Insulation

small Pot that nothing bigger then a cat can fit in

Cut a hole in the box the shape of the pot

cut the insulation to the size of the box

put the insulation in the box

trace the hole from the box onto the insulation

take out the insulation and cut out the hole

put the insulation back in the box

shove the pot in the hole