AIR PUMPS - FILTERS - 
NEPTUNE ROTOAREATOR—Sufficient air output for 6 to 10 releasers. Self 
starting—built in air filter—brushless motor—requires oiling in only two places 
every three months. Guaranteed by manufacturer for 1 year. Price $22.50. 
KING SIZE NEPTUNE ROTOAREATOR—The most powerful air pump now on 
the market at any price. 1/70 H.P.—225 cubic inch capacity. Operates on 110- 
120 volt AC current. Guaranteed by manufacturer for 1 year. Dimensions 5% 
inches in length, 4% inches in height, 3% inches in width. Price $32.00. 
THIBERG AIR PUMP—A small compact pump, powerful enough to operate a 
filter and one releaser. Simple to operate, no oiling necessary, control knob on 
top regulates amount of air flow. 4% inches high. One year guarantee. Price 
$10.75. 
NEW THIBERG AIR PUMP MODEL No. 2—Will take care of 6 to 8 releasers. 
A larger pump with the same quality features as the smaller Thiberg. 1 year 
guarantee, built for continuous operation, no oiling necessary. Price $18.25. 
BACH AIR PUMP—A new exceptionally low priced air pump. Small in size, 
4 inches high—2'¥%4 inches square. Control knob on top; requires no oiling; 
will operate filter and one releaser. One year guarantee. Price $9.50. 
WHITE MIST AIR PUMP—MODEL No. 20—Small in size, decorative two-toned, 
carved wood case. Noiseless and powerful, will supply sufficient air for 2 to 
4 releasers. One year guarantee. Price $14.50. 
WIL-NESS AIR PUMP—Dependable, economical aeration can be had with this 
low priced, small sized aerator. Guaranteed for one year by the manufacturer. 
Price $8.95. = 
MARCO AIR PUMPS—Specifically designed for the home aquarium to give 
years of satisfactory service. Well built, piston type air pump, noiseless and 
economical to operate. 
Model (A—for6: “releasers as at actnat cea ete ee ee ae eee Price $27.50 
Model*"B==fors U2 treleasenst se tre cscs etn eeee ie cee RET NG. Price.....33.00 
Models BZ=—fornt 24 sreleasersie te tect res erin ee ere nee ee eee ee Price 38.50 
MARVEL AIRFLOW PUMP—The mighty midget of aeration. A small powerful 
pump built to give years of dependable service. Noiseless, self cooling motor 
operates a “push-pull” type piston that can be regulated to individual aeration 
requirements. Guaranteed against defects in material and workmanship. 
Model A—will operate 3 filters—3 releaSers oi ceccccssscsssnssssssseseueesneeeseee Price $20.85 
Model B—will operate 6 filters—6 releasers Price 28.35 
Model CD—will operate 12 filters—12 releaSeTs.n.cccccsccsscsssssessssssssesereeseeeneen Price 33.85 
NOTE: MODEL B AND C COME EQUIPPED WITH PRESSURE GAUGE 
PRESSURE GAUGE—A pressure indicator and equalizer. Operates with any 
type air pump. Visible pressure gauge protects any pump against harmful use. 
Assures uniformity of air pressure and acts as a dirt trap. Price $5.35. 
REPLACEMENT PARTS FOR MARVEL AIRFLOW PUMPS 
Extra Leather ,Belitey i: 72e cen ecastececcet cc tikes. caus oa en cPicece st RE aoa rg a ca Each 75¢ 
Extra cylinder! Washers, tor Model Ari Bis. etree eran Each 50c 
Extra, CylindersstormModellCDWa pat tnicc aetna ae eee ele cane ate Each 75¢ 
littter:, Vialwies! 2225.2 caste rsescred decease ont tetea nteeeeor Pee a re ee ae ere see Each 50c¢ 
550 OUTSIDE PLASTIC FILTER—8'%2 inches high—5 inches long—3¥% inches 
wide. Made from unbreakable plastic. Complete with intake and outlet stems, 
rubber ball starter, charcoal and glass wool. Price $5.50. 
550-A OUTSIDE PLASTIC FILTER—Same as 550—with aluminum hangers to 
fit any frame. Price $5.50. 
551 OUTSIDE PLASTIC FILTER—Junior size—6 inches high—5 inches wide— 
3Y% inches wide. Completely equipped for efficient filter operation. Charcoal 
and glass wool included. Price $4.50. 
AIRLINE ACCESSORIES 
552 LUCITE OUTSIDE FILTER—Discontinued. 
553 WIL-NES OUTSIDE FILTER—One piece molded plastic construction with 
removable partitions for easy cleaning. 7 L., 6”H., 2’ W. Even-flo airlift, 
siphon stems, and rubber ball starter. Price $4.00—Complete with charcoal and 
glass wool $4.50. 
554 SENIOR SLIM OUTSIDE FILTER—Clear lucite construction-—designed to fit 
those narrow spaces. 134°. W x 742"'L x 6H. Filter, air lift, siphon stem, and 
rubber ball starter. Price $6.00. 
555 JUNIOR SLIM OUTSIDE FILTER—Lucite construction, a narrow filter for 
smaller tanks. 1%" W x 5%"L x 6’ H. Filter with air lift, siphon stem, and 
rubber ball starter. Price $4.50. 
570 PLASTIC INSIDE FILTER—HALF ROUND €HAPE—Unbreakable plastic 
construction—4 inches high—4'2 inches long—3l%4 inches wide. Complete with 
stem, aluminum hangers, glass wool. Price $2.50. 
571 NARROW INSIDE PLASTIC FILTER—2 inches wide—3 inches long—4 
inches high—a small compact inside filter that operates efficiently on a mini- 
mum amount of air. Aluminum hanger, stem and glass wool. Price $1.75. 
572 SQUARE INSIDE LUCITE FILTER—3'%2 inches high—2'2 inches square. 
Durable Lucite construction, aluminum hangers, stem and glass wool. Price $2.50. 
573 WIL-NES INSIDE MOLDED PLASTIC INSIDE FILTER—Filter is one piece 
molded plastic construction. Unique intake stem fitted to outside of filter 
causes a steady continuous flow of water through filter. 342 inches square, 
fits in corner of aquarium. Complete with gless wool. Price $2.00. 
560 FILTER STEM SET for 550 and 550A Outside Filters—Intake Stem and 
Outlet Stem. Per Set $1.59. 
561 FILTER STEM SET for 551 and 552 Outside Filters—Intake and Outlet Stem 
Per Set $1.50. 
562-A FILTER CHARCOAL—Pure animal bone charcoal—double activated— 
non-floating. Can be washed and re-used. Per Pound 35c. 
562-B FIBER GLASS WOOL FOR FILTERS—per portion 25c: per pound $2.50. 
563 PLIABLE FILTER STEM BRUSH—Fits and cleans all filter stems. Price 50c. 
564 RIGID FILTER STEM BRUSH—Price 50c. 
565 AIR RETURN STEM FILTER BRUSH—A smaller brush to fit narrow filter 
stems. Price 25c. 
COMPLETE FILTER BRUSH STEM CLEANING SET—-All three of above listed 
brushes—$1.00. 
566 12 INCH PLASTIC STEM EXTENSION FOR FILTERS—25c. 
567 12 INCH RIGHT ANGLE PLASTIC STEM EXTENSION FOR FILTERS—35c. 
589 HEAVY DUTY PLASTIC AIRLINE TUBING—Will not rot, crimp, or kink. 
10c per foot—25 feet for $2.25. 
590 LIGHT WEIGHT PLASTIC TUBING—7c per foot—25 feet for $1.50. 
580 AIR VALVE—One outlet—¥%" Threaded... serene Each $1.10 
58], THREESWAY “AIRSVALVE——Brassear ccm auanent eee pletetelay” vfs 
582 TWO WAY AIR VALVE—Right or left, brass. eee Each 75 
583 2BRASS Xa Wintec oscuro er leeh ee antareeete ani ase are eee ee aC hemo 
584° BRASS Torresen ote reac aa tc ee tae he ances cacti Eacheaen25 
585/AIR STONES —imest quality.) 00 te. meoe) ee eee Each 35 
586-587 METAL CLAMPS FOR AIR LINE. ccccnscncenesenane matey: Bacheeu.do 
588), METAL (AIR SRELEASER ee eee eee ey nee ee eee Eachus 
20 A GOOD AIR PUMP AND FILTER IS A WORTH WHILE PURCHASE 
