Zero In Home Flea RTU Spray. Home Flea Spray from Zero In is a fast-acting surface treatment for tackling flea infestations in the home. With advanced antibacterial action, this water-based formula is ideal for use on carpets, rugs, furniture, cushions and car seats, killing fleas and the bacteria they leave behind.For amateur use to protect against fleas on porous and non-porous surfaces, and on hard and soft furnishings. Not for use on pet bedding.Kills fleas and larvae on contactWater-based off-pet surface treatment, ideal for use on carpets, rugs, furniture, cushions and rugsNow with advanced antibacterial action, leaving the treated surface free from germsSolvent-freeOdourless treatmentLong-lasting protectionContains cypermethrin and Benzalkonium Chloride