TRIO 3 Arm Pergola Corner Bracket | Reliable Support for Every Corner
4x4 Brackets:
- Arm Opening (Interior): 3.61” x 3.61”
- Arm Opening (Exterior): 3.75” x 3.75”
- Arm Length: 7”
- Gauge: 14-gauge Canadian Steel
- Overall Size (1 Pc.): LxWxH: 10.75 x 10.75 x 10.75”
- Colour: Black
- Weight (1 Pc.): 8.5 lbs.
- Fastening Holes: 0.25”
6x6 Brackets:
- Arm Opening (Interior): 5.62” x 5.62”
- Arm Opening (Exterior): 5.828” x 5.828”
- Arm Height: 9”
- Gauge: 12-gauge Canadian Steel
- Overall Size (1 Pc.): LxWxH: 14.75” x 14.75” x 14.75”
- Colour: Black
- Weight (1 Pc.): 25 lbs.
- Fastening Holes: 0.25”
- Securing Holes: 0.5”
What is a Toja Grid TRIO bracket used for?
What is a Toja Grid TRIO bracket used for?
The Toja Grid TRIO bracket is a three-arm corner bracket that connects posts and beams. As a cornerstone of the Toja Grid DIY Modular Pergola System, the TRIO creates the upper corners of a pergola or the top and bottom corners of a Toja Grid Hammock.
How many TRIO brackets do I need to build a pergola?
How many TRIO brackets do I need to build a pergola?
You need one TRIO bracket for each corner of your Toja Grid pergola. For example, a single or double pergola uses four TRIO brackets, while a Toja Grid Hammock uses eight TRIO brackets to create the top and bottom corners.
TRIO brackets are sold in boxes of two.
TRIO brackets are sold in boxes of two.
What is the difference between a TRIO and QUAD bracket?
What is the difference between a TRIO and QUAD bracket?
The Toja Grid TRIO is a three-arm corner bracket that connects posts and beams. The QUAD is a four-arm extension bracket that connects additional pergola sections. QUAD brackets are used to build double pergolas, allowing you to extend your pergola beyond the recommended 12' maximum span of a single pergola.
What size lumber fits a Toja Grid TRIO bracket?
What size lumber fits a Toja Grid TRIO bracket?
Toja Grid TRIO brackets are available for 4x4 and 6x6 dressed lumber.
For 4x4 TRIO brackets, use dressed lumber measuring approximately 3.5" x 3.5".
For 6x6 TRIO brackets, use dressed lumber measuring approximately 5.5" x 5.5".
The amount and length of lumber will depend on your pergola design and size.
For 4x4 TRIO brackets, use dressed lumber measuring approximately 3.5" x 3.5".
For 6x6 TRIO brackets, use dressed lumber measuring approximately 5.5" x 5.5".
The amount and length of lumber will depend on your pergola design and size.

Step-by-Step Tutorials for Easy Setup
Get step-by-step instructions for our durable, modular pergolas. Designed for DIY enthusiasts, our guides make assembly straightforward and satisfying.









