Dura-Heat® River Birch 12′ MTBetula nigra 'BNMTF' (Dura-Heat®) MT Height Width Root Ball Weight Available 12-14' 5-7' 30 500# Now SKU: BNDH-12 Categories: Betula nigra 'BNMTF' (Dura-Heat®) MT, O ATTENTION LANDSCAPE PROFESSIONALS: Register with Hunter Trees for 24/7 online access to our pricing & availability and our integrated quote system! Register Related products Dura-Heat® River Birch 12′ MT Dura-Heat® River Birch 14′ MT Dura-Heat® River Birch 16′ MT Dura-Heat® River Birch 18′ MT