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Insulation
Johns-Manviile
Executive offices: 22 East 40th Street, New York 16, N. Y.
Offices in AU Large Cities
Home Insulation
For New Construction: Spintex Batts and Blankets
J-M Spintex Batts and Blankets are made of spun mineral wool fibers. The J-M spinning process produces long, fine fibers which make thicker, more firmly felted batts and blankets that are lighter in weight and more resilient, have greater rigidity, and are strong and firm for easy handling and better applica tion. They are rotproof, fireproof, will
not sag or settle, and assure the homeowner of dependable year-round com fort, protection and savings in fuel and air-conditioning costs.
Applying Spintex baits in new home
For Existing Homes and Buildings:
J-M Spintex "Blown" Home Insulation
J-M Spintex Home Insulation is nodu lated mineral wool which is blown pneu matically into the spaces between studs in outer walls and between roof rafters or attic floor joists. Insulation thickness in walls corresponds to stud depth, approximately 3)4 in. The uni form fill assures lasting thermal effi ciency. This type of insulation is sold and installed only by carefully selected experienced and officially franchised J-M Blown Home Insulation Contrac tors.
6 in. Thick Spintex Batts To meet the special requirements of both air-condi tioned and electrically heated houses, Johns-Manville developed this six-inch batt to provide complete ceiling insula tion. Available 15 in. x 48 in.
Ful-Thik Spintex Batts This batt com pletely fills the full width of spaces be tween 2 in. x 4 in. studs (actually 3-)4 in.). Insures exceptional wall insulation and fire protection. Available 15 in. x24 in., 15 in. x 48 in., 23 in. x 24 in. and 23 in. x 48 in. sizes. (Also available SemiThik, 2 in.)
Fully Enclosed Spintex Blankets are available Thick (3 in.), Medium (2 in.) and Service (1)4 in.) in a variety of widths and lengths.
For complete information on J-M
Spintex "Blown" Home Insulation and its application, write the address above or calf your local Johns-Manville office.
Aluminum Wrapped Spintex Blankets provide "plus" summer benefits. Avail able 15 in. x 48 in. and 23 in. x 48 in. in 3 in. and 2 in. thicknesses.
Airacoustic Sheets for lining
Air-Conditioning Ducts .
J-M Airacoustic Sheets provide a fire- undesirable duct noises. Composed of
safe, sound-absorbing material de veloped for use in ventilating ducts. Since they absorb a large percentage of the sound that strikes them, they pro vide a highly effective means of reducing
mineral wool and a suitable binder, Aira coustic Sheets are available in size 24 in. x 36 in., and in thicknesses of )4 in and 1 in.
Spintex Duct Insulations
Spintex Duct Insulation is a felted min eral fiber insulation possessing all the properties essential for the efficient in sulation of duct systems. It is resistant to moisture, fire, rot, decay and mold growth ... provides high insulating efficiency and long service life.
Spintex Duct Insulation is manufac tured in two forms: Semi-Rigid with a density of 6)4 lb per cu ft; and Flexible with a density of 2)4 lb per cu ft. Both semi-rigid and flexible forms are avail able plain or with various facings on one
side.
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Johns-Manville
Insulation
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J-M Fibrocel Pipe Insulation is a molded The high insulating value and per
silica insulation developed by Johns- manence of J-M 85% Magnesia Block
Manville for use on hot, cold and chilled and Pipe Insulation have been proved
water lines, low pressure steam pipes, over many decades of satisfactory,
and dual service heating and cooling sys trouble-free service. Blocks are furnished
tems.
18 and 36 in. long: 3 and 6 in. wide (flat or
Fibrocel can't shrink or expand which curved), 1 through 4 in. thick; 9 and 12 in.
means no more gaping, unsightly joints wide (flat only), 1)4 through 4 in. thick.
with accompanying heat leakage. Its Pipe insulation is furnished in 3-ft
firm, hard texture resists deformation lengths in sectional or segmental form
and its combination of thermal proper for all standard pipe sizes, in nominal
ties and recommended wall thicknesses thicknesses up to 3 in.* Temp, limit 600F.
in the services for which it is designed
provide economical insulation effective ness. Fibrocel resists decay, fire and vermin. Lightweight, precision-formed for exact fit, and easy to cut and work on the job, it speeds application and keeps costs at a minimum.
Jacket styles: Fibrocel C with stand ard or special weight canvas jacket for steam, hot or cold water service from 60 F to 300 F; Fibrocel VB with vapor barrier jacket, recommended for use on
SDPEREX COMBINATION
Superex Combination Insulation (an inner layer of J-M Superex, a material with high heat resistance, and outer layer of J-M 85% Magnesia, a material with great insulating value) is recom mended for temperatures from 600F to 1900F. Both Superex and 85% Magnesia are available in sectional and segmental pipe covering and in block form.
pipes subject to sweating and particu
larly adapted for dual service heating
ROCK CORK
and cooling systems between 35F and 225F.
Rock Cork is made of mineral wool and an asphaltic binder molded into sheets
and pipe insulation for all low tempera
PRE-SHRUNK ASBESTOCEL
ture service. It is strong, durable,
incombustible and will not support
Cellular type insulation made up of vermin. Its low thermal conductivity
alternate layers of plain and corrugated provides precise temperature control.
asbestos felts for use on pipes conveying
Furnished in sheets 18 in. by 36 in.,
low pressure steam and hot water. Three (18 in. by 18 in. available in 1 in. thick
finishes: Glazed White, Asbestos Paper ness only), in 1, 1)4, 2, 3 and 4 in. thick
and Canvas. Furnished in 3-ft sections to nesses. Lagging, for curved surfaces,
fit standard pipe sizes* and in standard supplied 18 in. long by 1)4 through 4 in.
thicknesses of 2 to 8 plies, each ply ap thick, 2 to 6 in. wide, depending on
! prox Yi in. thick. Temp, limit, 300F. diameter. Pipe covering furnished in
Ice Water, Brine, and Heavy Brine
ASBESTOCEL SHEETS AND BLOCKS
thicknesses, for all commercial pipe
sizes.* Discs also available to a 36 m. max diameter.
For insulating medium and low pressure boilers, feed water heaters, warm air ducts, etc. Furnished 6 to 36 in. wide, 36 to 96 in. long, from )4 to 4 in. thick.
* Also available to fit straight runs of copper tubing with nominal diameters of 46 in. and up.
DETAILS ON REQUEST
For further information about J-M In sulations and J-M Application Service, write Johns-Manville, 22 East 40th St., New York 16, N. Y.
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