The temperature to which you are referring is called the glass transformation temperature. This is the temperature range at which glass changes from exhibiting solid characteristics to exhibiting liquid characteristics.
It looks like HughesNet is trying their best to keep pace with new competition from Verizon's fixed LTE service Home Fusion, which offers users service in $60 (10 GB cap), $90 (20 GB cap) and $120 (30 GB plan) flavors.
DataStorm G75 and Faster Options. If you want faster RV satellite internet, the next step up is the DataStorm G75. With this dish, you can choose from other service providers, besides HughesNet. The cost is around $1400 more than the G74 and service plans start at $79.99 per month. If you want even faster RV internet, I hope you won the lottery - the next step up is a MotoSAT Datastorm XF-2 or XF-3 - it will cost you over $10K installed.