Law Supply, Inc.
Web Page - 4" Double Wall

4RV-12    12" Long Pipe
4RV-18    18" Long Pipe
4RV-2     2'  Long Pipe
4RV-3     3'  Long Pipe
4RV-4     4'  Long Pipe
4RV-5     5'  Long Pipe

4RV-RT
RAIN TOP
4RV-AF
ADJUSTABLE FLASHING

4RV-90
 90-deg. Adjustable Ell 
4RV-45
 45-deg. Adjustable Ell 

4RV-AJ
12" Long Adjustable Length

4RV-GC
VENT COLLAR or PIPE COLLAR
4RV-SC
STORM COLLAR

4RV-TS
STANDARD TEE
 4RV-I5     4 X 5 INCREASER 
 4RV-I6     4 X 6 INCREASER 
 4RV-I7     4 X 7 INCREASER 

4WV-12    12" Long Oval
4WV-3     3'  Long Oval
4WV-RV4
4"-OVAL TO 4"-ROUND ADAPTER

METALBESTOS \ SELKIRK \ AIRMATE
Gas Venting Products
Our Type "B" Double-Wall Gas Vent is designed with a Non-Positional Locking System which makes installation a "snap".  Disassembly is also a snap without the use of tools.  Metalbestos has the largest product offering available ranging in diameter from 3" through 48".  Oval vent pipe is also available in 4", 5", and 6" diameter.


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 Last updated 07/16/2003