I have one oc those 38" hydro twisters and we love it. U need a large Powerwasher for tbat surface machine rated at least 8 gpm. Besidea my 48" swabby thats our next best surface machine. I'd make an offer to buy this one here but the shipment to me would be a killerI didn't know they made a 38" model. I've got two 28" models.