Riptide 5.0% will only kill insects while it is wet. This is a contact kill only product so once it is dry, it is completely safe, and completely gone leaving no residual behind.
Riptide would only offer a quick knockdown. We would recommend applying the liquids in our Professional Mosquito Control Kit in the mist blower and focusing on the undersides of the foliage, dense areas, shady/damp areas, lawns and other areas listed where there is pest pressure. Please take a few moments to review our treatment article for additional pro tips on How to Get Rid of Mosquitoes.
Riptide 5.0% Pyrethrin ULV will only kill those roaches that are out in the open at the time you are fogging. How long it takes to kill can depend on how much contact you make with the roaches and age and health of the roaches. it can take a few minutes up to a few hours.
Riptide 5.0% Pyrethrin ULV is a mosquito control product designed for applications in residential misting systems if you have a 30-55 gallon drum with nozzles on your home, or you can mix it in a standard tank sprayer alone or with a residual insecticide to treat bushes and surfaces where mosquitoes or insects may be present. There would not be a reason to spray a patio with this product.
Riptide can be used undiluted or diluted inside of a fogger. This will only kill what it comes in contact with and does not leave a residual.
For roaches, we would recommend using residual products. We do have Roach Control Kit that comes with everything you will need to do a complete roach treatment. Please also check out our Roach Guide for tips and instructions on how to treat and prevent roaches.
We can give advice on how to reduce mosquito populations and reduce the risk of being bitten by mosquitoes that may vector disease, but any reduction in risk of contracting a disease is something we cannot comment on. The most popular concentrate we sell for mosquito misting systems in residential areas is Riptide 5.0% Pyrethrin ULV, which has a high percentage of active ingredient for quick knockdown of flying insects. Please also take a few moments to review our Mosquito Pest Guide for more information and tips about this pest.