I stopped initiating communication, set boundaries for when he was at the house while I worked (he came to our house to stay with the kids while I worked night shift), limited our contact to quick comments just enough to get my point across, I started being happy and always left the house or ended the contact first.
Me: 33 / H: 36 M: 10y / T: 14y 3 kids BD: 2/22/14 Live in separation 3/8/14 H consult lawyer, says filing asap 4/24/14 H moved out 4/25/14 2nd time around. 1st separation 4y ago lasted a month