Inside the crawl space you would need to trench around any piers that hold up the home but the outside trench would be all that is required for the actual foundation if you are using Termidor. The Termidor will last for 10 years to protect your home. Please take a moment to look thru our pest control guide for termite treatment.
Termidor SC can only be applied to the foundation of your home and in crawl spaces. Bora-Care can be sprayed in both the attic and crawl space but only to raw wood.
Yes, you can use Termidor to treat in the crawl space. Inside the crawl space you would need to trench around any piers that hold up the home but the outside trench would be all that is required for the actual foundation if you are using Termidor. The Termidor will last for 10 years to protect your home. Please take a moment to look thru our pest control guide for termite treatment.
Yes, in addition to doing the trenching method it is recommended to also treat the crawl space using Termidor SC. Please refer to page 7 of the product label for information on how to treat a crawl space using the product.
We would highly suggest trenching and treating instead of only treating inside the cinder block wall. Termidor is meant to bond to soil and be applied into the ground. It will not last very long just treating into the cinder block walls. Cinder blocks are also very porous, so they will soak up a lot of the termidor and you might get a few months of protection instead of 10 years when applying it into the ground.
You should follow the instructions as outlined in our How To Do A Termite Treatment article to treat the exterior and underside of your crawl space.
Inside the crawl space you would need to trench around any foundation piers with Termidor SC or Taurus SC that have direct soil contact and support the home but for the actual foundation, trenching around the exterior perimeter of the foundation would be all that is required for the 10 year barrier protection against Subterranean Termites.
Please view our Subterranean Termite Guide for more information.
Yes, you can use Termidor SC around the perimeter of your home and in the crawl space. If your house is on piers, you will need to treat around each one. It is not necessary to do a treatment in the crawl space if you cannot get to the area.