DIY watermaker a frankenstein system build from the old watermaker. making 100L per hour

we had a busted d100 dessalator and found a cheap.way to fix it diy style. usibg a pressure washer and some stainless syeel parts from amazon we make 100Litres an hour of drinking water. a pump protector filter to par max 4 from jabsco to a 20micron pleated filter then a 5 micron filter. on to the pressure washer a basic 105bar total brand washer for 120$, then to the memranes three in series then to the panel we control the flow through a needle valve from amazon and a swagelok pressure relief valve acts as saftey. we fitted a fresh water flush and an inline tds (total dissolvable solids) reader to measure the ppm (parts per million) this 20 dollars and battery powered. the membranes we got from boundless outfitters for 230 each. needle valve and safety valves we 300 in total. all stainless. 1/4".