HVA160-11 Henry Allergy Vacuum Cleaner - NumaticHVA160 Allergy Henry Vacuum cleaner Numatic The HVA160 is a brand new machine to the Henry family he the most advanced as it has the ability to provide relief from pet allergies allergens , with it's 3 stage HEPA filtration system the henry allergy is much more than an ordinary vacuum cleaner as it can trap particles up to 800 times smaller in width than human hair! The HVA160 performance & high quality filtration makes no difference in the size &