2020-2021 Purchasing Guide Volume 5

DAMPERS

DAMPER • Master Flow Dampers balance and adjust the air flow in individual runs of round pipe in HVAC systems • The dampers include hardware that makes it easy to install into existing round pipe as well • They are constructed of galvanized steel for durability

SADDLE AIR-TITE TAKE-OFF • These Saddle Air-Tite Take-Offs are used to transition from a round surface to 6 in. round pipe or 6 in. insulated flexible duct • Quality construction makes these take-offs easy to install and long-lasting • The Tacky gasket provides excellent seal

ITEM NO.

MODEL NO.

SIZE

PKG. QTY.

ITEM NO.

MODEL NO.

SIZE

PKG. QTY.

35-70358

D-6

6"

1

35-70376

SATTO6

6"

1

STARTING COLLAR • The Master Flow Starting Collar is suitable for most HVAC applications • It provides a transition from a flat surface like a plenum (made from metal, duct board or insulated) to round pipe or insulated flexible duct. It can be used with duct board, an internally lined or unlined plenum. This galvanized steel starting collar features extra-long tabs to fit most duct boa d thicknesses.

UNIVERSAL REGISTER BOX • Made of 30-Gauge, galvanized steel • Creates a straight (in-line) transition from 4 in. round pipe or insulated flexible duct to a 10 in. x 4 in. air register • Always seal seams with building code-approved sealant or duct tape (not included) • Maximum temperature rating of 390°F, minimum temperature rating of 100°F

ITEM NO.

MODEL NO.

DIAMETER

PKG. QTY.

ITEM NO.

MODEL NO. RB10X4X4 RB10X4X5 RB10X4X6 RB10X6X6 RB14X6X8

SIZE

PKG. QTY.

35-70365 35-70367

LSC6 LSC8

6" 8"

1 1

35-70384 35-70385 35-70386 35-70387 35-70388

10" X 4" TO 4" 10" X 4" TO 5" 10" X 4" TO 6" 10" X 6" TO 6" 14" X 6" TO 8"

1 1 1 1 1

DUCTBOARD STARTING COLLAR • The Master Flow Ductboard Starting Collar is suitable for most HVAC applications • It provides a transition from a flat surface like a plenum (made from metal, ductboard or insulated) to round pipe or insulated flexible duct • It can be used with ductboard, an internally lined or unlined plenum • This galvanized steel starting collar features extra-long tabs to fit most duct boa d thicknesses

90-DEGREE REGISTER BOX • Made of galvanized steel • Creates a right-angle transition from 6 in. round pipe or insulated flexible duct to a 10 in. x 4 in. air register • Install with sheet metal screws (not included) • Always seal seams with code-approved mastic, sealant or duct tape (not included)

ITEM NO.

MODEL NO.

SIZE

PKG. QTY.

35-70377 35-70378 35-70380 35-70381 35-70382

DSCF4 DSCF6 DSCF8 DSCF10 DSCF12

4" 6" 8"

1 1 1 1 1

10" 12"

ITEM NO.

MODEL NO.

SIZE

PKG. QTY.

35-70390

90RB10X4X6

10" X 4" TO 6"

1

AIR-TITE TAKE-OFF • The Master Flow Air-Tite Take- Off provides an airtight seal when connecting insulated flexible duct or round pipe to a flat surface • This take-off can be used to redirect air from any side of the plenum or to transition from a rectangular pipe run • It can be installed with sheet metal screws (sold separately) and is suitable for most HVAC applications

REGISTER BOX WITH FLANGE • Made of 30-Gauge, galvanized steel • Creates a straight (in-line) transition from 6 in. round pipe or insulated flexible duct to a 10 in. x 6 in. air register or grille • Built-in flange p ovides area for register screws, sheetrock frame or joist attachment • Flange allows for installation before dry walling

ITEM NO.

MODEL NO.

SIZE

PKG. QTY.

35-70371 35-70372 35-70373 35-70374

ATTO6 ATTO8 ATTO10 ATTO12

6" 8"

1 1 1 1

ITEM NO.

MODEL NO. RBF10X6X6

SIZE

PKG. QTY.

10" 12"

35-70397

10" X 6" TO 6"

1

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