Cap

Poly Cap – Black Polyethylene (PE)

Black Polyethylene Caps are designed to provide a secure and reliable end closure to BSP threaded pipe systems. Manufactured from high-performance polypropylene, these caps are durable, resistant to chemicals and UV exposure, and built to withstand tough conditions.

Compliant with AS/NZS 4020 standards, they are suitable for both plumbing and irrigation applications. With strong pressure ratings and WaterMark approval across many brands, Poly Caps are a trusted choice for both residential and commercial systems.

Key Features

• Durable Polypropylene Construction – Long-lasting strength and reliability.
• Chemical & UV Resistant – Suitable for harsh environments and outdoor use.
• BSP Thread Compatibility – Designed for BSP threaded pipes and fittings.
• High Pressure Ratings – Suitable for up to PN16 depending on size.
• WaterMark Approved (many brands) – Meeting Australian plumbing standards.
• Easy Installation – Works with standard thread sealant (white Teflon recommended).
• Versatile Applications – Ideal for mains water systems (licensed plumber required) and irrigation setups.

Specifications

• Material: Black Polyethylene (PE) / Polypropylene
• Thread Type: BSP (British Standard Pipe)
• Pressure Ratings:
• Up to PN16 (1600 kPa / 235 psi) for sizes up to 2"
• PN12 (1200 kPa / 175 psi) for 2-1/2"
• PN10 (1000 kPa / 145 psi) for 3" and 4"
• Sizes Available: ½" to 2" (see variants below)
• Sealant Recommendation: White Teflon tape

Variants (SKU – Size)

• PBF101 — 12mm
• PBF102 — 20mm
• PBF103 — 25mm
• PBF104 — 32mm
• PBF105 — 40mm
• PBF106 — 50mm

Note: A licensed plumber is required when fitting to mains-connected pipework.