Dartswinger70
Well-Known Member
Isnt there a spec where filler shouldnt be more than 3/16 inch thick? max ?
Thinner the better. The fiberglass reinforced filler also has advantages other than strength, it tends to be somewhat waterproof. Filler tends to want to absorb moisture, why so important to seal it.Isnt there a spec where filler shouldn't be more than 3/16 inch thick? max ?