Ina dwc setup with subpump in the rez (not recirculating/ebb&flow) will that cause the temps to rize??

Will a frozen 2 liter pop bottle help keep temps down thanks a lot??
tasermebro Reviewed by tasermebro on . submersiable water pumps question?? Ina dwc setup with subpump in the rez (not recirculating/ebb&flow) will that cause the temps to rize?? Will a frozen 2 liter pop bottle help keep temps down thanks a lot?? Rating: 5