In this 51st episode of About the House with Troy Galloway, Troy talks about home insulation. Find out why FLUFFY insulation actually keeps your home warmer.

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5:30 How insulation works

7:10 Conduction

7:25 Convection

7:48 Radiant heat

10:17 Fiberglass, batting, rolls, concrete block, foam board, blow-in, reflective, fiber, spray

16:40 Don't walk on insulation

19:38 Radiant barrier

23:50 Blow-in

25:33 Spray foam

26:44 When not to use expandable

27:22 Open cell vs closed cell foam

29:15 Lawsuits on foam

32:40 Ridged board

40:58 Hazardous waste