Blue silicone hoses 0.82 lbs for both
Alu tubes w/ hoses as pictured 0.70 lbs
1.91 lbs for the t-stat, fill neck & hoses. Kept 3 hose clamps so the whole assembly can be removed. These are USA Ideal hose clamps, lightest I could find, 7.8g for the hose clamp, 6.4g for a Gates Powergrip...