Seismic Supports

Duct Seismic Supports

Standard HVAC duct seismic support series — rectangular lateral/longitudinal/bi-directional, round, insulated, smoke exhaust, shaft, portal, fire-damper and flexible-connector independent supports, elbow/tee nodes and heavy large-section braces — selected by series and sized from the tables.

PRODUCT LINEUP

Duct Seismic Supports models

Browse current category models and open the detail page for category-level engineering reference.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-01 Rectangular Duct Lateral Brace

SE-DUCT-01

Rectangular Duct Lateral Brace

Hanger cross-arm with lateral braces for rectangular HVAC ducts under slabs.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-02 Rectangular Duct Longitudinal Brace

SE-DUCT-02

Rectangular Duct Longitudinal Brace

Longitudinal braces controlling axial seismic movement of rectangular ducts.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-03 Rectangular Duct Bi-Directional Brace

SE-DUCT-03

Rectangular Duct Bi-Directional Brace

Combined lateral and longitudinal braces at one rectangular-duct support node.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-04 Round Duct Seismic Support

SE-DUCT-04

Round Duct Seismic Support

Circular clamps with hangers and braces for round supply/exhaust ducts.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-05 Insulated Duct Seismic Support

SE-DUCT-05

Insulated Duct Seismic Support

Seismic supports sized to insulation envelope to protect duct jackets.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-06 Smoke Exhaust Duct Seismic Support

SE-DUCT-06

Smoke Exhaust Duct Seismic Support

Braces for smoke-control ducts with fire wrapping and independent valve supports.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-07 Shaft Duct Seismic Brace

SE-DUCT-07

Shaft Duct Seismic Brace

Lateral braces for vertical ducts in shafts and risers.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-08 Duct Portal Frame Support

SE-DUCT-08

Duct Portal Frame Support

Portal or dual-hanger frames with braces for large or parallel ducts.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-09 Fire Damper Independent Support

SE-DUCT-09

Fire Damper Independent Support

Independent supports at fire/smoke dampers so valve loads stay off adjacent hangers.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-10 Flexible Connector Side Supports

SE-DUCT-10

Flexible Connector Side Supports

Independent supports on both sides of equipment flexible connectors.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-11 Duct Elbow/Tee Node Brace

SE-DUCT-11

Duct Elbow/Tee Node Brace

Reinforced braces near duct elbows, tees and transitions.

RectangularRoundSmoke exhaustFire damper
SE-DUCT-12 Heavy Large-Section Duct Brace

SE-DUCT-12

Heavy Large-Section Duct Brace

Heavy braces for oversized or high-intensity rectangular ducts.

RectangularRoundSmoke exhaustFire damper