How To Configure Min/Max Slider

It is useful if you have products with attribute falling under some range, like width from to or weight from to etc.

Minimum and maximum slider

You can create two Price type attributes like min_weight and max_weight and combine both in one slider of type Min/Max slider.
Go to menu MANADEV -> Filter Settings on the left sidebar and open the one which is going to play Minimum role in the slider or in other words - left range of slider. Set template to Min/Max Slider and Role in Min/Max Slider set to Minimum Value. Save it.
Then open the attribute which is going to play Maximum role in the slider and set template to Min/Max Slider and Role in Min/Max Slider set to Maximum Value and in Minimum Value Attribute dropdown pair it with Minimum role playing attribute. Save it.