ProCare Bifen 7.9 Insecticide & Bifen IT are the same active ingredient & percentage, just made by different companies. They are essentially the same product comparable to the brand version Talstar P.
ProCare Bifen 7.9 Insecticide & Bifen IT are both 7.9% bifenthrin products. There really isn't an advantage on one over the other, aside that Bifen comes in more variety of sizes. Unfortunately we cannot speak on how manufacturers come up with their prices
ProCare Bifen 7.9 Insecticide is safe for pets once dry, just keep them out of the area while applying, typically 1 hour inside and 4-6 hours outside. The ¾ gallon can make 96-192 gallons of finished solution depending on the rate used based on the target pest. Complete instructions on the product label.
Termidor SC is not intended for use for flea treatment at all and is not recommended for them. We would recommend Onslaught Insecticide and Archer IGR combo for flea control for both inside and outside areas.
Yes, ProCare Bifen 7.9 Insecticide is effective for mole crickets when used as directed on the product label.