Toll Free: 800-274-2409 | Toll Free Fax: 800-876-6376

MASTER FLASH® Products

Master Flash®

  • Engineered for profiled metal roofs
  • The base is designed to form a seal on any metal panel configuration and roof pitch
  • Cut opening 20% smaller than the pipe outside diameter (OD) to get a
    compression seal.
  • Compounded specifically for maximum resistance to weathering due to ozone
    and ultraviolet light
  • Master Flash is easily customized with a sharp knife
Product No. Pipe Size Ctn. Qty. Ctn Wt.
Mini 1/8’’-3/4’’ 30 1
#1 1/4’’-2-3/4’’ 15 3
#2 7/8’’-4’’ 15 5
#3 1/4’’-5-3/4’’ 15 8
#4 2-3/4’’-7’’ 10 8
#5 4’’-8-1/4’’ 10 11
#6 4-3/4’’-10’’ 10 14
#7 5-1/2’’-11-1/2’’ 10 18
#8 6-3/4’’-13-1/2’’ 5 14
#9 9-1/2’’-20-1/2’’ 5 24
Max 12”-28-1/2’’ 5 45

Sizing Chart For Master Flash®

Check diameter of pipe. Select the appropriate Master Flash® for pipe or duct diameter. For extreme pitch or surface irregularity select next larger size.

Product No. Designate Pipe Size Compound A Top Opening Diameter B Cut to suit pipe size C Base Dimensions
Mini 1/8’’-3/4’’
(3mm to 19mm)
EPDM Silicone CLOSED 1/8’’-3/4’’ 2-1/4’’
#1 1/4’’- 2-3/4’’
(6mm to 70mm)
EPDM Silicone CLOSED  1/4’’-2-3/4’’  4-1/2’’
#2 7/8’’-4’’
(22mm to 101mm)
EPDM Silicone 7/8’’ 7/8’’-4’’ 6’’
#3 1/4’’-5-3/4’’
(6mm to 146mm)
EPDM Silicone CLOSED 1/4’’-5-3/4’’ 8’’
#4 2-3/4’’-7’’
(76mm to 177mm)
EPDM Silicone 2-3/4’’ 2-3/4’’-7’’ 10’’
#5 4’’-8-1/4’’
(101mm to 209mm)
EPDM Silicone 4’’ 4’’-8-1/4’’ 11’’
#6 4-3/4’’-10’’
(121mm to 254mm)
EPDM Silicone 4-3/4’’  4-3/4’’-10’’ 12’’
#7 5-1/2’’-11-1/2’’
(140mm to 292mm)
EPDM Silicone 5-1/2’’ 5-1/2’’-11-1/2’’ 14’’
#8 6-3/4’’-13-1/2’’
(171mm to 343mm)
EPDM Silicone 6-3/4’’ 6-3/4’’-13-1/2’’ 17’’
#9 9-1/2’’-20-1/2’’
(254mm to 520mm)
EPDM Silicone 9-1/2’’ 9-1/2’’-20-1/2’’ 25’’
Max 12’’-28-1/2’’
(304mm to 724mm)
EPDM Silicone 12’’ 12’’-28-1/2’’ 34’’

Advanced Ozone Resistance tested to: EPDM
70 hour @ 500 pphm
SILICONE
70 hour @ 500 pphm
High Temperature Resistance tested to: Intermittent: +135°C (+275°F)
Continuous: +100°C (+212°F)
Intermittent: +260°C (+500°F)
Continuous: +225°C (+437°F)
Low Temperature Resistance tested to: -55°C (-67°F)  -74°C (-100°F)
Tensile Strength minimum… 10 MPa (1450 psi) 5 MPa (700 psi)
Compression Set minimum… 25% 50%

– SWIPE LEFT TO SEE FULL TABLE –

Master Flash® is a registered trademark of Aztec Washer.

Contact:

We treat all our customers like family and provide that personal touch.

Phone

800-274-2409

Fax

800-876-6376

8951 Yahweh Rd, Olive Branch, MS 38654
Toll Free: 800-274-2409 | Toll Free Fax: 800-876-6376
Master Flash®, Residential Master Flash®, and Retrofit® are registered trademarks of Aztec Washer Company.