Product Description
10"x15"x6" Black Standard Utility Box Top Extension by Highline Products
- Made with SUPERFLEXON materialÂ
- Stronger than structural foam, greater top-load strengthÂ
- More UV and wear resistant than structural foamÂ
- 10 Year lid guaranteeÂ
- Multiple extensions and depths availableÂ
- Designed for use with many competitor boxesÂ
- Extensions available in blackÂ
- 18" one piece available in black and whiteÂ
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