Dayton Metal Products
1731 Dalton Drive
New Carlisle, OH 45344
800-626-8368
Fax: 937-849-9672
www.daytonmetalproducts.com

Engineers & Manufacturers of Electrical/ Mechanical operating systems and components. Custom designed for windows, gravity ventilator dampers, louvers, shutters, greenhouse vents, skylights and similar.

Degussa
180 Attwell Drive, Suite 101
Toronto, Ontario, Canada
M9W6A9
Toll free: 800-268-4743 ext 3917
Fax: 905-677-3871
Email: nicholas.holubowsky@degussa.com
www.deglasamericas.com

Manufacturers of the DEGLAS High Impact Multi-wall and Corrugated Acrylic products. This NEW High Impact acrylic has proven to successfully revolutionize the rigid multi-skin greenhouse glazing panel. With a 10 year, non-prorated warranty against Light transmission and hail damage we see life expectancies of 25 years or longer. Growers count on Deglas High Impact Acrylic for long term results!

Delta T. Solutions
810 N Twin Oaks Valley Rd Suite 135
San Marcos, CA 92069
800-552-5058

Packaged hot water heating systems: boilers, heat exchangers, pumps and controls. Watch for our new products.

Ex-cel Mfg., Inc.
PO Box 32450
Columbus, OH 43232
614-856-1010

Provide polycarbonate sheets, corrugated and multi-wall sheets

Fiberlane LLC
9254 Richmond Rd
Bangor, PA 18013
0049-2575/95587-0

Manufacturing and distribution of shading systems and horticultural supplies

Flexlite Corp
543 Northwest 77th Street Ste 204
Boca Raton, FL 33487
561-995-7763

Hard cover plastics-polycarbonate and acrylic, corrugated and multi wall

Flex-O-Glass Greenhouse Films
10800 Lyndale Ave. S. Ste 238
Bloomington, MN 55420
612-888-7183

Manufactures polyethylene greenhouse and agricultural films

GE Structured Products
One Structured Products Drive
Long Sault, Ont, Canada
K0C 1P0
413-448-5400

Manufacturers of LEXAN Thermoclear polycarbonate structured sheet and LEXAN corrugated, hard cover plastics-polycarbonate and acrylic

General Shelters of Texas, S.B. Ltd.
P.O. Box 2108
Center, TX 75935
800-213-9940

Manufacturers of KÜÜL® pads evaporative cooling media and Port-A-Cool® portable evaporative cooling equipment.

Glacier-Cor
PMB #2911001 N. 99th Ave #116
Peoria, AZ 85345
602-415-9325

Glacier-Cor is a leading manufacturer of highly
efficient and affordable cellulose evaporative
cooling media. Our products can be used in
all applications where ventilation is required
or desired, or air cooling is needed.
Glacier-Cor evap cooling pads cool people, places, poultry, processes, plants and animals

Green-Tek
407 North Main Street
Edgerton, WI 53534
608-884-9454 FAX: 608-884-9459

Leading supplier of greenhouse coverings including: Verolite, Thermoclear, and Lexan Polycarbonate; GT performance films (1yr. and 4yr. with IR and AF) Knit and woven Shade Rite; Coverrite groundcover; Aluminet Cool'Shade; and Insect Screens. All Products available at minimums, cut to size and shipped in a hurry. 2 shipping locations: WI and PA.

Griffin Greenhouse Supplies
1619 Main Street
Tewksbury, MA 1876
978-851-4346 FAX: 978-851-0012

With 11 locations on the east coast Griffins mission is to provide professional growers with a complete line of quality horticultural supplies and materials. Our commitment is a customer driver philosophy where the customer's success and well being is placed above all else. We are committed to continually educating our customers in the latest industry advancements to enable them to make the decisions to enable them to make the decisions necessary to maintain a healthy, growing business.

Gripple, Inc.
1510 Hubbard Avenue
Batavia, IL 60510
630-406-0600
Fax: 630-406-0664

Hydrofarm Greenhouse Lighting, Inc
755 Southpoint Blvd
Petaluma, CA 94954
707-765-9990

U.S. manufacturers of horticultural lighting technologies.

Jade Systems
189 McCraw's Hill Drive
Hendersonville, NC 28792
828-696-0769

Energy/Shade systems, roll-up curtain walls

Klerk's Plastic Products
546 L&C Distribution Park
Richburg, SC 29729
803-789-4000
Fax: 803-789-4001

Klerks is the premier manufacturer of additive greenhouse films worldwide with a complete U.S.A.-based inventory of films in varying widths, lengths, opacities, and life expectancy to meet the needs of today's diverse and expanding market.

L.B. White Co.
W. 6636 L.B. White Road
Onalaska, WI 54650-9082
608-783-5691
www.lbwhite.com

The L.B. White GreenGro line of heaters save as much as 20% in fuel costs over conventional unit heaters - while delivering a clean, safe CO2 enriched atmosphere that out-performs all U.S. combustion and safety standards. Better performance for less money is always in season.

LS Svensson .
1813 Associates Lane, Ste E
Charlotte, NC 28217
704-357-0457

Environmental screens, energy curtains and insect screens

Lock Drives USA
5703 Ivygate Lane Suite 301
Charlotte, NC 28226
877-562-5487
Fax: 704-541-3725

Lock Drives USA provides sales and service for Lock Drive products of Germany. Lock Drives are known world wide as the finest dreves available. We provide drive solutions for roof ventilation, open roof drives, rolling sidewall applications, utilizing automatic or manual drive parts. Lock drives are backed with a 25 year warranty.

Micro Grow Greenhouse Systems
42065 Zevo Drive, Suite B-1
Temecula, CA 92590
951-296-3340
Fax: 951-296-3350
www.microgrow.com

Microgrow has designed, engineered, manufactured and installed environmental controls for over 20 years. Our programmable, computerized environmental control systems offer modern greenhouse grower and researchers the best choice in exact environmental control.

Modine Manufacturing Co.
1500 DeKoven Ave.
Racine, WI 53403
262-636-1200
Fax: 262-636-1665

Gas-fired, hydronic, electric and oil-fired unit heaters for greenhouse heating. Gas-fired infrared radiant heaters, direct & indirect-fired duct furnaces/ make-up air heaters, and unit heaters for production, warehouse & retail buildings.

Munters Corp.
PO Box 6428
Fort Myers, FL 33911
941-936-1555

Manufacturer of environmental control products including evaporative cooling pads

Palram Americas
Arcadia West Industrial Park
9735 Commerce Circle
Kutztown, PA 19530
(800) 999-9459
Fax 530-309-7215
www.palramhort.com

Makers of DynaGlas® single-layer corrugated polycarbonate, ThermaGlas® multi-wall polycarbonate - both with guaranteed built in condensate, "Snap-Cap™" Glazing Systems, patented DrainAway® Greenhouse Re-Covering System, and HobbyGrower® Personal Greenhouses

ParSource Greenhouse Lighting
2299 Pine View Way
Petaluma, CA 94954
707-765-9990
Fax 707-765-3399
www.parsource.com

ParSource is the greenhouse lighting division of Hydrofarm, Inc., the country's leading manufacturer of horticultural light systems. We feature the highest efficiency HID systems and the patented Beamflicker photoperiod control device. Ask about our Agrosun bulbs in high pressure sodium and metal Halide types. Free lighting layouts - please inquire.

P.L. Light Systems Canada Inc.
4800 Hinan Dr. RR # 1
Beamsville, Ontario, CAN L0R 1B1
800-263-0213
www.pllight.com

Manufacturer of high intensity discharge fixtures for the horticulture industry (High Pressure Sodium and Metal Halide)

POLYGAL, USA
1227 Barberry Dr.
Janesville, WI 53545
800-537-0095
www.polygalusa.com

Polygal's expertise in polycarbonate applications is matched by a deep understanding of the needs of the architectural and agricultural sectors. Polygal has developed a wide range of innovative products for the agricultural industry, and confirmed its position as an innovator in the polycarbonate sheeting industry.

Priva Computers, Inc.
3468 S. Service Road
Vineland Sta, ONT, CAN
LOR2EO
905-562-7717

Greenhouse environmental computer control systems, integrated interface panels, irrigation controls, water management systems, water disinfection, fertigation, management systems, greenhouse equipment and after sales service.

Q-COM Corp.
2154 Michelson Dr.
Irvine, CA 92612
800-833-9123
Fax: 949-833-1116

Greenhouse environmental control systems and consulting

Quietaire Corp.
505 N. Hutcheson
Houston, TX 77003
713-228-9421

Manufacturing greenhouse fans and cooling systems for greenhouses

RESOLITE
PO Box 338
Zelienople, PA 16063
888-RESOLITE

RESOLITE has provided architects, engineers, contractors and building owners with quality translucent and opaque Fiberglass Reinforced Polymer (FRP) panels since 1951. Resolite is recognized as an industry leader in corrosion resistant products. Resolite developed and manufactured the industry's first fire retardant FRP panels, and introduced the first walkable FRP panel (Tred-Safeª) and Factory Mutual approved panels (RFM).

Ridder USA
P.O. Box 904
Carpinteria, CA 93014
805-684-7715

Distributing drive systems for ventilation and shading in greenhouses

Schaefer Ventilation
PO Box 647
Waite Park, MN 56387320-251-8696

Manufacturer of ventilation evaporative cooling, misting and heating equipment

Southwest Agri-Plastics INC
16400 Midway Road
Addison, TX 75001
800-288-9748
Fax: 972-735-8896

Manufacture of plastic bench top (DURA-BENCH) for use on greenhouse benching

Speedling
P.O. Box 7220
Sun City, FL 33586-7220
813-645-3221
Fax: 813-645-8123
www.swapinc.com

Speedling, Incorporated is a distributor for the Advanced Grower greenhouse, supplied by Greenhouse Specialties, Inc. Speedling is a supplier of all horticultural products, including VFT trays, fertilizer and our EPS planter flats that are made on site. Please visit us at www.speedling.com or call 800-881-4769 for further information.

Sunarc
1980 Sherbrooke Street West, Suite 400
Montreal, Quebec H3H 1E8
514-939-3900
FAX 514-939-6196
www.sunarc.ca

Sunarc of Canada is an energy-efficient building technology company that has developed a revolutionary insulating system for greenhouse structures.

Sunarc's technology insulates and shades "on-demand", achieving over 50% energy efficiency gains and 10-50% variable shading as required by growers. Sunarc invites inquires from NGMA members.

TrueLeaf Technologies
P.O. Box 750967
Petaluma, CA 94975
800-438-4328 Fax 707-794-9663

TrueLeaf Technologies designs and manufacturers greenhouse Heating Systems, Flood Floors and Benches, Water Management systems and integrates with environmental controls helping growers create and maintain perfect growing environments.

Vostermans Ventalation Inc.
2439 S. Main Street
Bloomington, IL 61704
800-458-5532
FAX 309-829-1993
www.vostermansusa.com

Vostermans Ventilation, Inc., formerly Multifan, Inc. is a division of Vostermans Ventilation. BV - Venlo, Holland, a 50 year old company. Located in Bloomington, IL, we have been in business for over 18 years becoming a leader in agricultural & industrial ventilation products. Using the brand names "Multifan" and "Mf flex", our products are distributed throughout North America. Our fans have worldwide reputation in over 70 countries for high quality and superior performance.

Wadsworth Control Systems, Inc.
5541 Marshall Street
Arvada, CO 80002
303-424-4461 / 800-821-5829

Maker of motorized shade and energy curtains, automatic motorized vent operators, computer and digital climate controls, rack-and-pinion assemblies, and control switchgear for greenhouses, and provider of engineering services for greenhouse control systems.

Wheatland Tube Co
4435 South Western Blvd.
Chicago, IL 60609773-579-2109

Full-line manufacturing of galvanized mechanical tubing