The TimberTech Composite Island Cap White 4″ x 4″ is a decking & railings from AZEK for exact-match material ordering. Match manufacturer model/MPN TTTX4X4ICAPW. This variant is sold as PC with SKU TX4X4ICAPW. TimberTech Composite Island Cap

Key Specs

• Brand: AZEK
• Model / MPN: TTTX4X4ICAPW
• SKU: TX4X4ICAPW
• Sell unit: PC
• Product type: Decking & Railings
• Size: 4″ x 4″
• Color / finish: 4″ x 4″ White
• Category: Building Materials | Building Materials/Decking & Railings

Key Features

• Verify exact model, size, color, sell unit, and system compatibility before ordering.

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

TimberTech Composite Island Cap White 4″ x 4″, sold as PC, SKU TX4X4ICAPW, manufacturer model/MPN TTTX4X4ICAPW.

What unit is the price based on?

The price is for the PC sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when AZEK, SKU TX4X4ICAPW, PC sell unit, and MPN TTTX4X4ICAPW match the job requirement.