set of 3 Spare Thermometers for Standard Water Sam Back Catalog number: 436136 Manufacturer: HYDRO-BIOS Availability: In the manufacturer's stock Price on request - + Recommended 436305-SBE Plastic Water Sampler PWS, capacity 5litres for S Price on request 436325 Plastic Water Sampler PWS, capacity 30litres Price on request 436340 Free Flow Water Sampler, capacity 1litre Price on request