Winterization Kits

Question:

I HAVE 1000 GAL POND WITH APPROX 50 SQ FT OF SURFACE ONE END IS 3FT DEEP AND TAPERS TO 2FT DEEP IN A FIGURE 8 DESIGN. I HAVE FIVE GOLD FISH AND WANT TO WINTERIZE THE POND. I NOTED YOU HAVE TWO KITS ON YOUR WEBB SITE. WILL EITHER KIT WORK. WE LIVE IN WESTERN NEW YORK AND CAN SEE 20 BELOW TEMPERATURES. IS THE NET IN THE BETTER KIT OF HIGHER QUALITY. DO YOU HAVE TEMPERATURE CONTROLLERS TO TURN PON HEATERS ON AND OFF AS NEEDED? THANKS FOR ANY INFO YOU CAN SUPPLY ME, DAVE IN WNY.