waterproof portal frame
Waterproof portal frame engineered in non-porous polyurethane encapsulates main entrances and spa transoms without moisture swelling.
Frequently Asked Questions
What is a waterproof portal frame?
A 100% moisture-proof polyurethane doorway portal system designed for high-humidity and exterior entryways.
Can these portal frames be used for exterior entry doors?
Yes, their UV and water-resistant composition ensures long-term exterior durability.