Brochure
14
Contact: RectorSeal
®
 713-263-8001 800-231-3345 713-263-7577 800-441-0051 www.rectorseal.com
P
F
W
Code Description (Bags) Qty.
66896
FSB 50 ½"
x 
7"
x 
13.5"
20
66897
FSB 75 ¾"
x 
7"
x 
13.5"
35
66898
FSB 150 1½"
x 
7"
x 
13.5"
20
Code  Description (Pillows) Qty.
66362
2” x 9” x 6”
10
66363
3” x 9” x 6”
10
Code  Description Qty.
66331
20 lbs. pail
1
66334
45 lbs. bag
1
FEATURES
•  Forms a very strong char
•  No wire mesh required 
•  Easy to install - no tools 
Application
 • Rapidly hardening compound for 
large openings 
• Sets without shrinking and can 
form a rigid, gas tight, fire 
resistant seal • Can be cut or 
drilled and resealed 
Recommended for
• Power cables • Fiber optic 
• Telephone cables • Aluminium  
or steel cable trays • EMT 
• Copper • Steel • Cast iron pipe 
  FEATURES
•  Non-sag adjustable consistency
•  High yield per lb.
•  No special tools needed 
Application
 • Rigid fire resistive panel 
used to seal penetrations and 
restore the fire rating to floor/ 
ceilings or walls • Made of reinforced, 
highly intumescent material bonded 
on one side to a galvanized steel sheet 
• Ideal for clean room applications 
Code  Description Qty.
66320
36” x 36” 
1
  FEATURES
•  Light weight
•  Thin sheets 
•  Re-enterable 
•  No VOC
Application
 • Intumescent • Designed for use 
primarily in large temporary or frequently accessed 
openings with cables, cable trays, blank openings 
or multiple penetrations 
US Patent No. 6,207,085
FIRESTOP FOR LARGE OPENINGS 
Firestop Pillows & Bags
For large temporary openings
Fire-Rated Mortar
For large openings
Composite Sheet
For large temporary openings










