Blue tow is insured with Costello for hull ($40,000) and liability.  This is a Commercial Policy that covers any pilot that flies it.   Cost is approximately $4000/year.

Anyone who flies an aircraft/glider at Air Sailing MUST have $1,000,000 liability coverage.  This means any NSA club member who owns a glider must have this coverage on his/her glider and NSA club members who do not own a glider must have non owner’s coverage of $1,000,000 liability.  Proof of this insurance must be attached to your ASI/NSA waiver before you fly.

Additionally, NSA Club members must carry $40,000 non-owners hull insurance to fly NSA aircraft: