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Multi-Flash Master Flash “Two Flashings in One”

The Multi-Flash Master Flash offers two flashing styles in one unique design providing roofers availability to accommodate standard pullover or wrap around retro-fit applications on-site. Our single stainless steel clamp eliminates the need for multiple accessories and lost parts.

Check diameter of your pipe or duct and select appropriate Multi-Flash Master Flash® to accommodate your application as indicated on the chart below. For extreme pitch or surface irregularity, select next larger size. For use in a retro-fit application, simply split the flashing at the designated area and close with the stainless steel clamp as instructed on the installation instructions.

MULTI FLASH MASTER FLASH®

WEATHER PROTECTION

Made of EPDM or Silicone, these flashings are compounded specifically formaximum resistance to weathering due to ozone and ultraviolet light.

EASY ON-SITE CUSTOMIZING

Smooth cut is intended to eliminate razor knives.A "C-12 ASTM additional requirement was added to assure conformance to the most stringent ozone/weatheringspecifications available.

BASE FLEXIBILITY

The base is designed to form a seal on most panel configurations and roof pitchregardless of pipe location.Easy install stainless steel Gripper to secure a retro custom fit.Gripper sold separately

EPDM RUBBER IS AVAILABLE IN BLACK OR GREY

SILICONE IS AVAILABLE IN RED

CUSTOM COLORS AVAILABLE UPON REQUEST, ADDITIONAL COST MAY APPLY.

TWO COMPOUNDS / 11 SIZES 10 COLORS
Availiable in two compounds to handle virtually all job applications
EPDM 500 SILICONE
ADVANCED OZONE RESISTANCE tested to... 70 hour @ 500 pphm 70 hour @ 500 pphm
HIGH TEMPERATURE RESISTANCE
tested to intermittent • +135ºC (+275ºF) • +260ºC (+55ºF)
continuous • +100ºC (+212ºF) • +225ºC (+437ºF)
LOW TEMPERATURE RESISTANCE tested to… • +50ºC (-65ºF) •-74ºC (-100ºF)
TENSILE SET maximum… 10MPa  (1450psi) 5 Mpa (700 psi)
COMPRESSION SET maximum… 25% 50%
Complete specification data and testing methods are availiable upon request
 
flashing calculatorTry our new Master Flash Roof Pitch Calculator which is designed specifically for Master Flash® products. Using this calculator in association with foreign or competitive products may result in installation failure. This Calculator is designed to provide assistance in planning only. It is to be used as a guide and not the ultimate source of information. Every effort has been made to make this as complete and accurate as possible. If you are installing on pitches greater than 10/12 or you desire further information, please call Aztec Washer: 1-800-WASHER-5.
 
Sizing Chart
Check diameter of pipe. Select the appropriate Master Flash® for pipe or duct diameter. For extreme pitch or surface irregularity select next larger size. Choose the compound required, then refer to the part number for the Master Flash® desired.

PIPE SIZE
US PART NUM FLASHING DETAILS STANDARD ONLY
#2 STANDARD RETROFIT BLACK-MF201BA A-Top opening diameter Closed

7/8”-4” 1/2”-3-1/2” SILICONE-MF202RA B-Cut to suit pipe size 7/8”-4” (22-101mm)

(22-101mm) (12-89mm)
C-Base dimensions 6” (152mm)






#3 STANDARD RETROFIT BLACK-MF301BA A-Top opening diameter Closed

1/4”-5-3/4” 2”-4-1/2” SILICONE-MF302RA B-Cut to suit pipe size 1/4” – 5-3/4” (6-146mm)

(6-146mm) (50-114mm)
C-Base dimensions 8” (203mm)






#4 STANDARD RETROFIT BLACK-MF401BA A-Top opening diameter 2-3/4” (70mm)

2-3/4”-7” 2-1/4”-6-1/2” SILICONE-MF402RA B-Cut to suit pipe size 2-3/4”– 7” (70-177mm)

(70-177mm) (57-165mm)
C-Base dimensions 10” (254mm)






#5 STANDARD RETROFIT BLACK-MF501BA A-Top opening diameter 4” (101mm)

4”-8-14” 3-1/2”-6-3/4” SILICONE-MF502RA B-Cut to suit pipe size 4” – 8-1/4” (101-209mm)

(101-209mm) (90-171mm)
C-Base dimensions 11” (279mm)






#6 STANDARD RETROFIT BLACK-MF601BA A-Top opening diameter 4-3/4” (121mm)

4-3/4”-10” 4-1/4”-9-1/2” SILICONE-MF602RA B-Cut to suit pipe size 4-3/4” – 10” (121-254mm)

(121-254mm) (108-241mm)
C-Base dimensions 12” (304mm)






#7 STANDARD RETROFIT BLACK-MF701BA A-Top opening diameter 5-1/2” (140mm)

5-1/2”-11-1/2” 5”-11” SILICONE-MF702RA B-Cut to suit pipe size 5-1/2” – 11-1/2” (140-292mm)

(140-292mm) (127-279mm)
C-Base dimensions 14” (355mm)






#8 STANDARD RETROFIT BLACK-MF801BA A-Top opening diameter 6-3/4” (171mm)

6-3/4”-13-1/2” 6-1/2”-12” SILICONE-MF802RA B-Cut to suit pipe size 6-3/4” – 13-1/2” (171-343mm)

(171-343mm) (165-304mm)
C-Base dimensions 17” (431mm)






#9 STANDARD RETROFIT BLACK-MF901BA A-Top opening diameter 9-1/2” (241mm)

9-1/2”-20-1/2” 9”-20” SILICONE-MF902RA B-Cut to suit pipe size 9-1/2” – 20-1/2” (241-520mm)

(241-520mm) (228-508mm)
C-Base dimensions 25” (635mm)






MAXI STANDARD RETROFIT BLACK-MF951BA A-Top opening diameter 12” (304mm)

12”-28-1/2” 13”-27” SILICONE-MF9502RA B-Cut to suit pipe size 12”-28-1/2” (304-724mm)

(305-724mm) (330-685mm)
C-Base dimensions 34” (863mm)

Flashing Detail

 
   
 
   
 
 
 
13821 Danielson St., Poway, California 92064 | 1-800-WASHER 5 (927-4375) | 1-858-513-4350 | Fax 1-858-513-4305

Master Flash®, Universal Master Flash®, Universal Retrofit Master Flash®, Retrofit Master Flash®, Residential Master Flash®,
Square Vent Retrofit Master Flash®, Master Seal® and Master Plug® are registered trademarks of Aztec Washer Company, Inc.
Please Note: Aztec Washer metal roof vent pipe flashings and multi-flash pipe flashing products are available online
from trusted retailers.

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