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Prime-Line Screen Frame Corner Review: Built for quick screen repairs

PRIME-LINE MP7729-50 Screen Frame Corner, 5/16-Inch x 3/4-Inch, White Plastic, Pack of 50, 5/16 in. x 3/4 in
4.6
[Fits 5/16 x 3/4]  Designed for white screen frames measuring 5/16 x 3/4 for precise fit.
[Square-Cut Installation]  Square-cut edges enable fast, easy construction and alignment.
[Durable White Plastic]  High-quality white plastic offers durability and a clean appearance.
[No Fasteners Needed]  Snap-in design eliminates fasteners for quick, tool-free installation.
[Check Line Art]  Refer to the line art drawing to confirm dimensions and compatibility before ordering.
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Screen frame fittings designed to speed up assembly and repairs for 5/16 in x 3/4 in white aluminium frames. Having a fifty-piece supply removes the hassle of hunting for single replacements and keeps maintenance on schedule, and Prime-Line Screen Frame Corner suits that need. Is a 50-piece pack the right quantity for your projects?

⚡ At a Glance
  • Assembly Fit: Snug fit for 5/16 in x 3/4 in frame channels
  • Best for: DIYers and maintenance teams replacing or building white aluminium screen frames
  • Not ideal for: Frames of other sizes or non-white finished aluminium profiles

Durable white plastic corners designed for 5/16 in x 3/4 in white aluminium screen frames. Square-cut assembly permits construction without fasteners for straightforward repairs.


Quick Assembly – Thanks to square-cut design

Square-cut corners align with 5/16 in x 3/4 in frame channels, creating a tight joint without separate fasteners. The geometry ensures pieces sit flush for immediate framing.

Faster assembly for single repairs and full-frame builds, cutting installation time on repetitive tasks.

Durable Finish – With white plastic construction

Made from durable white plastic sized to match white aluminium frame profiles and withstand handling during installation. The material maintains a consistent appearance across replaced corners.

Replacement corners blend with existing white frames for a neat, uniform look after repair.

Bulk Supply for Multiple Repairs – With a 50-piece pack

A fifty-piece bundle supplies identical corners for several repairs or multiple frame assemblies without reordering parts. User feedback highlights the practicality of a large pack for ongoing maintenance.

Keeps spares on hand to avoid delays, ideal for planned maintenance or when several screens need attention.

✨ The 4 Key Reasons for Prime-Line Screen Frame Corner
  1. Square-cut corners – Enable fast alignment with frame channels, reducing build time.
  2. No fasteners needed – Simplifies installation, cutting steps and equipment requirements for on-site repairs.
  3. White plastic finish – Matches white aluminium frames for seamless appearance across panels.
  4. Pack of 50 – Provides sufficient spares for multiple repairs or small installation projects.
📋 Technical Details at a Glance
  • Category: Home Improvement - Screen Frame Hardware
  • Brand: Prime-Line
  • Material: White plastic
  • Compatible Frame Size: 5/16 in x 3/4 in
  • Pack Quantity: 50 corners
❓ Frequently Asked Questions

Q: Will these corners fit my frame channels?

A: They are made for 5/16 in x 3/4 in white screen frames; compare your frame to the provided line art drawing before ordering.

Q: Are fasteners required during installation?

A: Fasteners are not required, as square-cut installation enables assembly without separate screws or clips.

Q: Can these be used on coloured aluminium frames?

A: Designed for use with white coloured aluminium screen frames, so colour match applies only to white finishes.

🏆 Our Verdict

Suitable for DIYers, installers and maintenance teams working with white aluminium screen frames. The pack stands out for square-cut corners that assemble without fasteners and a uniform white finish. A fifty-piece supply delivers practical long-term value for ongoing maintenance and reduces downtime across multiple repairs.