R. B. Dunning & Go. [ dunco ] Bangor, 
Maine 
45 
JOHNS-MANVILLE INSULATING 
BOARD AND LATH 
ADVANTAGES WHEN USED 
AS SHEATHING 
1. High insulating value—-three 
times greater than wood 
sheathing inch for inch. 
2. Saves fuel. 
3. Has great structural strength 
and rigidity. 
4. Eliminates building paper. 
5. Applied in one-half to one- 
third the time it takes to 
apply wood sheathing. 
6 . Keeps out unwanted dampness and 
dangerous draughts. 
7. Has excellent sound-deadening 
qualities. 
8 . Vermin-proof. 
9. Increases home comfort. 
SIZES 
J-M INSULATING BOARD is % inch 
thick and 4 feet wide, and is shipped 
in lengths of 8, 9, 10 and 12 feet. 
J-M PLASTER LATH is furnished 
with long edges shiplapped and beveled 
18"x48"x%", packed 15 lath to the 
carton. 
We Sell Atlantic 
Gypsum Products 
The building materials of the Atlantic Gypsum 
Products Company — the Rockwall Line — are 
made right in New England by New Englanders 
for New England trade. The Portsmouth, N. H. 
plant of this company is strategically located in 
the heart of the territory it serves. Shipments 
are made quickly all over New England. 
At the Portsmouth plant the most modern 
equipment converts the finest Nova Scotia 
Gypsum into high grade building materials. 
Products of recognized excellence combined with 
prompt service make the Rockwall Line New 
England’s favorite. 
“All The Wall Rockwall” is a building speci¬ 
fication that will save you money, and we can 
prove it. Use Rockwall on your next job. 
Prices on application. 
All prices quoted in this catalogue subject to change without notice. 
