After having done the preparation by removing the tie-downs and by applying sound insulation to the wheel wells and preparing to cut the plywood by making paper templates. The next step is cutting the insulation boards.
For me affordability, R-value and ease of installation are primary objectives, but as the interior height in my medium high roof van is limited, the amount of insulation material that I can put under the sub-floor is minimal.
You can read in greater detail about this part of the project at Mod: Floor Insulation.
How To Lay An Insulated Floor – Tie-Downs & Wheel Wells
How To Lay An Insulated Floor – Paper Templates
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