ENERGY RECOVERY INSTALLATION
FLEXYII_WSHP-IOM-0909-E Page 38
STEP 5 : Fixing
And fix the top of the module to the rooftop by using self-driling screws 19mm
Self-drilling screws 19mm D6.3
When the module is well fitted, fix the corner structures to the rooftop by using self-
drilling screws 32mm
Self-drilling screws 32mm D4.8
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