Ammonia Meter NH3 BWS1-A-Y Egg Washing Supplied with AA batteries and

Supplied with AA batteries and a power adaptor

¾" - York Brass non-return valve

The blocks have a hole through the centre that allows them to be securely fixed in a bait station

housed in a tough ABS plastic case with a shatterproof polycarbonate dial cover

Ammonia Meter NH3 BWS1-A-Y Egg Washing Supplied with AA batteries andA High Quality Ammonia Meter NH3 Simply turn on the detector out side your poultry house, then take it inside and wait for 2 minutes to get a very accurate digital Ammonia reading One Button Operation Designed to IP 65 specifications Replaceable Filter Spare Lithium Battery Compact & Lightweight 0 100ppm