Horobin’s Drain Testing Kits for carrying out Air Pressure Test to BS.8005/EN1610 are the complete answer for pressure testing drains and sewers of any diameter. Horibin’s "Drain test Kit" is the only complete kit on the market for pressure testing 100mm drains and sewers to BS. 8005 and EN1610.The superior and quality of the drain testing kit ensures ease of use.