Defending home from insects

[Cure4CF]

It says up to 12 months protection. I normally only spray once a year, both inside and outside.

https://www.walmart.com/ip/Ortho-Hmdefmax-Ins-Klr-1g/139534287?wmlspartner=wlpa&selectedSellerId=0&wl13=2250&adid=22222222228066752677&wmlspartner=wmtlabs&wl0=&wl1=g&wl2=m&wl3=170877787918&wl4=pla-276728544931&wl5=9015725&wl6=&wl7=&wl8=&wl9=pla&wl10=8175035&wl11=local&wl12=139534287&wl13=2250&veh=sem