Ring infiltrometers Rings are constructed of stainless steel 2mm thick and 20cm high These are usually sold in sets of three rings which pack inside each other for easy transport.
(ask about our cheaper ‘disposable’ rings - good for maybe 20 uses)
A common order is for a 50cm diam ring, a 45cm ring and a 30cm ring. This allows their use as three separate single ring infiltrometers or - by using the largest and smallest inside each other configured for use as a double ring system.
Two water height measurement systems are available
1.(For falling head method) An oblique ruler (a scale fitted with a bubble so it can be easily installed at a 1:10 slope, (ie water intersecting with the scale moves 1cm for each 1mm infiltration)
2. (for fixed water depth method) Mariot bottles which hold the water at a preset depth and indicate the amount of water flow needed to do that.
All sets are supplied with an instruction manual & demonstration video. All prices GST incl
Price : Kit of 3 stainless steel rings (which pack inside each other) with oblique rulers $1100
Single rings 30cm $350, 40cm $400,, 50cm $450 oblique rulers $30 ea, Mariot bottles (small 3.5L) $50ea, (Large7L) $80