Installation Guide

B T 25XL 11/09
T E CHN I C AL D A T A S H EE T
B T 25XL ™
W i ndo w and D oo r Sea li ng T ape
T E CHN I CAL DATA
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P ACKA GI N G
R o ll Wi dth s: 4”, 6”, 9”, 12”, 18”, 36”
R o ll Length: 75 feet pe r r o ll
D ES CR IP T IO N
BT 25X L ™ i s a c o l d app li ed s e l f - adhe ri ng m e m b r ane c o m po s ed of a tough c r o ss l a mi nated Hi gh D en s i t y
Po l y eth y l ene s u r fa c e c oated on one s i de wi th a l a y e r of r e cyc l ed but y l h y b ri d adhe s i v e.
F E ATUR ES
- P r op ri eta r y R ubbe ri z ed A s pha l t/But y l H y b ri d Adhe s i v e
- 120 D a y U V e x po s u r e r at i ng
- F u ll y adhe r ed sys te m
- Sea l s a r ound p r ope rl y i n s ta ll ed fa s tene r s
- C o m pat i b l e wi th and will adhe r e to m o s t c on s t r u c t i on s u r fa c e s ¹
- F o rm s a po s i t i v e a ir / v apo r ba rri e r²
U SES
U s ed a s a c o m p l ete w ate r p r oof s e l f - adhe r ed f l a s h i ng fo r wi ndo w and doo r i n s ta ll at i on s to c r eate a
po s i t i v e a ir / v apo r ba rri e r i n e v e r y da y c on s t r u c t i on. Safe fo r u s e on m o s t w ood, w ood c l ad, a l u mi nu m ,
f i be r g l a ss and v i n y l wi ndo w s and doo r s
U s ed a s a fu ll bu il d i ng wr ap i n en v e l ope app li c at i on s i n c a v i t y w a ll c on s t r u c t i on a s an a ir / v apo r ba rri e r
m e m b r ane.
Sea li ng a r ound sky li ght s
Sea li ng j o i nt s i n e x te ri o r s heath i ng
Sea li ng penet r at i on s i n r oof and w a ll sys te m s
L I M I TAT IO N S
N ot r e c o mm ended fo r u s e on wi ndo w s o r doo r s that i n c o r po r ate a p l a s t i c i z ed na ili ng f l ange o r d ri p c ap,
c on s u l t wi ndo w m anufa c tu r e r to dete rmi ne na ili ng f l ange t y pe.
N ot r e c o mm ended fo r u s e o v e r o r nea r s o l v ent ba s ed s ea l ant s . See T e c hn i c a l Lette r C he mi c a l
C o m pat i b ili t y .
N ot r e c o mm ended fo r u s e o v e r o r i n c onta c t wi th PV C r oof c o v e ri ng s .
N ot r e c o mm ended i n h i gh te m pe r atu r e app li c at i on s to e xc eed 240 º F ( 116º C) .
S H E LF L I F E
BT 25X L m a i nta i n s opt im u m i n i t i a l adhe s i on to s ub s t r ate s w hen u s ed wi th i n one y ea r f r o m the date of
m anufa c tu r e.