Non Return Valve – Spring Check Valve Tested 15mm (Suitable Solar) Posted onSeptember 7, 2020September 29, 2020AuthorMichelle SKU: NR1015 Category: Hot Water Control Valves Description Description Features: Watermark approved DR Brass Suitable for vertical and horizontal installations High flow design with minimal head loss Tested and certified to AS 1628 Related products Cold Water Expansion Valve Reflex Mini Tempering Valve (Standard or Solar) 15mm MI Tempering Valve Standard AVG1000-1010 Cold Water Expansion Valve 15mm