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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


Sizing Chart
Check diameter of pipe. Select the appropiate 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 Part Number Flashing Details
#2 STANDARD RETROFIT   A-Top opening diameter Closed
7/8”- 4” 1/2”- 3-1/2” BLACK-MF201BA B-Cut to suit pipe size 7/8”-4” (22-101mm)
(22-101mm) (12-89mm) SILICONE-MF202RA 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.
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