Ductwork

When ordering Double Branches, specify material and dimensions A, B, C, D. (A - C) ≥ (C-B) and (C) ≥ (D) Use formula above to determine if a reducer is needed at C or D. Length = C X 2 + 9" Available in Galvanized and 304SS or optional...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Flanged Branches (sometimes called “wyes” or “laterals”) are standard with Angle Flanges on both ends, the flanges are retained via a vanstone lip so that bolt holes can easily be aligned with those on existing flanged connections...

Used when exhausting from fans or stacks through roof Eliminates back pressure on fan while providing weather protection. Flange for guide wire attachment Available in Galvanized and 304SS or optional 316SS or carbon steel Available with flanged...