MasterFlow Vents - MasterFlow Chimney/Roof Caps and Accessories

Master Flow® Roof Caps and Other Accessories


Help Prevent Zinc Moss & Mildew

  • EPA approved

  • Installs easily near the roof ridge

  • For composition, shake or tile roofs

  • For long-lasting protection


Model No. Description
NMM50 Tray Pack (6 rolls) - 2.67" x 50ft. coil
Zinc Moss & Mildew Preventer


Roof Flashing With Tapered Stack

  • Press sealed design for maximum leak protection

  • 30 Gauge; Specified .013 – .015

 

Model No. Fits Pipe Diameter Base Size "A" Dimensions "B" "C"
RFTS3 3" 12"x12" 6.125" 5.125" NA
RFTS4 4" 13"x13" 6.375" 6.125" NA
RFTS5 5" 15"x15" 6.25" 7.125" NA
RFTS6 6" 15"x15" 6.75" 8.125" NA
RFTS7 7" 15"x15" 6.5" 8.125" NA


Roof Flashing with Tapered Stack


Roof Jacks With Vent Caps

  • Use for venting kitchen & bath fans, & attic ventilation

 

Model No. Fits Pipe Diameter Base Size "A" Dimensions "B" "C"
28 Gauge - Specified .015
RJVC3 3" 12"x12" 8.5" 5.125" 10.25"
RJVC4 4" 13"x13" 8.125" 6.125" 10.25"
RJVC5 5" 15"x15" 8.125" 7.125" 10.5"
RJVC6 6" 15"x15" 8.25" 8.125" 10.75"
RJVC7 7" 15"x15" 6.625" 8.125" 9
RJVC8 8" 18"x18" 9.75" 10.125" 12.5"
26 GAUGE - SPECIFIED .019
26RJVC4 4" 13"x13" 8.125" 6.125" 10.125"
26RJVC5 5" 15"x15" 8.825" 7.125" 10.5"
26RJVC6 6" 15"x15" 8.25" 8.125" 10.75"
26 Gauge - Roof Jacks with Vent Caps - No Pitch
F26RJVC4 4" 13"x13" 7.625" 6.125" 10.125"
F26RJVC5 5" 15"x15" 8.125" 7.125" 9.875"
F26RJVC6 6" 15"x15" 8.25" 8.125" 10.75"


Roof Jacks with Vent Caps



All Purpose Vents

  • Large 10" base opening for gang venting

  • 26 gauge; specified .019

Model No. Base Size "A" Dimensions "B" "C"
26APV10 16"x16" 10.375" 9.875" 12.00"
F26APV10 16"x16" 10.375" 8.75" 11.75"
Roof Jacks With Vent Caps


Goose Neck Vent

Available in galvanized, black (BL) or aluminum finish (A)

  • GNV - 26G - specified .019

  • GNVBL - 28G Black - Painted Galvanized

  • GNVA - .017 Aluminum

Model No.
Fits Pipe Diameter
Base Size
"B"
"C"
GNV4
4"
11.625" x 9.12"
4.125" x 6.5"
6.375"
GNV4A
4"
9" x 10 78"
n/a
4 38"
GNV4BL
4"
9" x 10 78"
n/a
4 38"
GNV5BL
5"
9" x 10 78"
n/a
4 38"
GNV6
6"
11.75" x 11.25"
6.125" x 6.625"
4 38"
GNV6BL
6"
13.5" x 14.75"
n/a
6.25"
GNV7BL
7"
13.5" x 14.75"
n/a
6.75"
GNV10
10"
16" x 16"
10" x 10"
8.75"
GNV10A
10"
16 18" x 19.25"
n/a
7.5"
GNV10BL
10"
16 18" x 19.25"
n/a
7.5"
Goose Neck Vent


Vent Caps

  • To cap pipes for rain, snow, and debris protection

  • 30 gauge; specified .013 - .015

Model No. Fits Pipe Diameter
VC3 3"
VC4 4"
VC5 5"
VC6 6"
VC7 7"
VC8 8"
Vent Caps


Storm Collars

  • Adjustable for various pitches

  • 28 Gauge; Specified .015

Model No. Fits Pipe Diameter
SMC3 3"
SMC4 4"
SMC5 5"
SMC6 6"
Storm Collars


Versa Caps

  • Non-clogging, positive draft design

  • For chimney, flue, or hot stack installation

  • Clamp fitting that’s adjustable for all standard sizes


Alum. Model No. Galv. Steel Model No. For Pipe with an Outside Dia. Of: For DBL. Wall Metal Pipe For J-M Trans-Site Overall Ht. Overall Dia.
3050 - 2 7/8"-4 7/8" 3"&4" 3"&4" 4 1/2" 6 5/8"
5070 - 4 7/8"-6 7/8" 5"&6" 5"&6" 4 3/4" 9 1/2"
7090 - 6 7/8"-8 7/8" 7"&8" 7"&8" 5 7/8" 11 5/8"
9011 - 8 7/8"-10 7/8" 9"&10" 9"&10" 6 1/2" 12 3/4"
1200 - 11 7/8"-14" 12"&14" 12" 8 11/16" 17 9/16"
Versa Caps


Documents

All documents are U.S. English unless otherwise noted


Professional Installation

GAF Roof Wizard
Virtual Home Remodeler


Product Pricing and Where to Buy