#900 SOLAR SEAL
- based on terpolymer
technology which offers an alternative to
your investments with High
provides exceptional weather resistance,
adhesion, elongation and color stability to
SOLAR SEAL #900.
Asphalt Shingles PVC Trim Boards
Cedar & Redwood Skylights
Concrete Termination Bars
Fiber Cement Board Vinyl Siding & Windows
Glass & Fiber Glass +More
Clear, White, Black & over 200 NPC
name & color stamped on each plunger.
Custom colors available in low
• Intended for exterior use. Interior
requires mandatory forced fresh air ventilation
until aroma dissipates. Inform solvent odor
sensitive persons this compound contains
a petroleum solvent.
Contact with expanded polystyrene
Joints under constant water submersion.
Apply 3/8" deep, like
diagram to a temperate, clean,
frost free structurally sound surface that is free of
oils, soaps, silicone, or loose material
that may inhibit
bonding. Clean excess sealant with a solvent such as
xylene or by scraping. Warm
tube overnight in cool
not tool inside corner joints..
Tool control joints.
Back caulk butt joints.
Backer rod or bond breaker tape is required on butt
joints or control joints to prevent three
Do not apply when substrate temperature is above 125ºF
Prior to application, obtaining the building owners
approval of the sealant color is
Maximum joint & sealant width is 3/4"
Maximum sealant depth is 1/2"
Minimum application depth is 3/8"
INSIDE CORNER CURED BEAD
Consumer size, Approx. coverage = 14 Lin. Ft./tube
Pro-Size, Approx. coverage = 26 Lin.
Shelf life: 1 Year @ 75°F
Substrate application: 10ºF to
Cured sealant temp. range: -40ºF
Cure rate: @ 75°F
a) Thin skin in 24 hrs.
b) Complete: 21 days @ 75°F
Primerless: Paintable after skin forms.
Stainable with solid color stains.
No PCB's Used or Added.
Meets performance requirements of
TT-S-00230c, Class A, Type II and ASTM
C-920, Type S, Grade NS, Class 25, Use
except for weight loss.
NPC warrants #900 Solar Seal will meet
performance data tests listed below and
when judged according to the test methods
listed below. For best results on inside corner
joints the user must follow our installation
instructions and "Proper Cured Bead" diagram.
For other joint designs the user must test the
suitability prior to full application for his intended
use and assumes all risks. Buyer's sole remedy
shall be limited to the purchase price or
replacement of product exclusive of labor or cost
of labor. No other warranties implied or expressed
shall apply, including any warranty or fitness for
a particular purpose. NPC shall not be liable under
legal theory for special or consequential damage.
Expected life: 20+ years on inside corner joints
when installed as directed herein.
• COMBUSTIBLE Do not use near heat or flame.
• Contact NPC for written approval for use
in food processing areas.
• WARNING: This product contains chemicals
known to the state of California to cause cancer
and/or reproductive harm.
Consumer size tubes
(10.3 oz), 12/case,
PRO-SIZE tubes (19 oz), 9/case
5 gallon pails
55 gallon drums
SHORE A HARDNESS
UV & COLD EXPOSURE
TACK FREE TIME
ASTM C 920
300% - 400%