Assuming your utility trailer is going to spend some time exposed to the elements the best paint should be formulated for exterior use.
Best paint for trailer deck.
So really i just want the floor to be metal ie checker plate or diamond plate this is so there is no problem in the future with water damage.
I wound up putting polyurethane paint on my trailer deck for my 3 place sledbed.
It sucked into the wood completely leaving the wood dry to touch.
Nice trailer i just ordered a pj similar to it.
It went on easy as can be.
I m sure it wouldn t be as bad in an enclosed trailer.
I put it on with a short nap roller.
Good stuff u can get any color you want they will custom mix it.
Paint for a utility trailer needs to be tough abrasion proof and weather resistant.
Had been researching on what was best to use to seal trailer decking i kept coming across how well used motor oil and diesel mixture works for preserving any wood against the elements.
I ended up using a 50 50 mixture of each and it worked very well.
I use exterior paint on my wood deck 12 utility trailer.
I paint the deck black and use a roller to apply it.
I do it once every year or 2 to keep it looking good.
Although it takes a while to dry.
My price is 23 gal but im a contractor i applied 2 coats of it on my last trailer floor and it held up very well and looked awesome i got mine mixed in a.
One of the best things i have used on my deck floor of enclosed trailer was sherwin williams deck scapes stain its a waterbourn product doesnt stink and drys fairly fast.