Available
SKU: BMMR4550
5″ OUTSIDE BOX MITRE
$0.00
Outside box mitres are installed with the 5"" k-style eavestrough to join 90° outside corners to continue the flow of water.
- 20 pcs/ctn
- Manufactured from two pieces of 5"" eavestrough that have been fused together
- Fast and easy installation
- BMI is your one-stop shop for all your rainware projects, including eavestrough, elbows, and downpipes, and all the accessories needed for your home trou
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Why Choose Buchner Aluminum Siding?
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Made in Ontario by a Canadian family business
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Fire-resistant, insect-proof, and won’t rot or warp
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Realistic woodgrain finish for authentic curb appeal
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Custom lengths available (8–16 feet) for faster, cleaner installs
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40+ pre-finished colours to match any exterior
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Easy to maintain—just rinse and go