Description:
The 1200 gram balloon sets the standard for ozone research across the globe. Balloons are ideally inflated with a target ascent rate of approximately 5 meters per second. When properly launched, our 1200g balloon with a 2-4lb payload will reach an estimated 100,000- 110,000 ft (30480- 33528 m) burst altitude. For heavier payloads, use the Kaymont Prediction Tools & Burst Calculator.

Specifications:
Weight: 1200 grams
Material: Natural Latex, No Preservatives
Biodegradability: 100%, 24-36 Months All Conditions
Inflation Gas: UHP Grade 5 Helium/ Hydrogen
Payload: 2-4 lbs (50 lbs max)
Rate of Ascent: 350m/min
Burst Diameter: 28.3ft
Burst Altitude: 96,000- 110,000ft (with 4lb payload)
Neck Diameter: 3.0cm
Neck Length: 12.0cm

Downloads:
Kaymont 1200g Natural Latex Weather Balloon Spec Sheet

Compatible Accessories:
Rocketman High Altitude Balloon Parachutes
Rocketman Weather Balloon Inflator
Rocketman Quick Disconnect Weather Balloon Inflator
Rocketman Quick Disconnect 3cm Nozzle
En-Sci Ratcheting Balloon String Reel
Rocketman Ground Screw & Scale Kit

Packaging Options:
Standard Manufacturer's Packaging: Balloon sealed in the manufacturer's plastic bag.
UV Resistant Packaging (+$2): Balloon, in manufacturer's packaging heat sealed or banded in a black UV Resistant Bag.

Return & Refund Policy
All balloons are inspected and inflated prior to sale, with care taken at every step to ensure the reliability and performance of every balloon. If any changes need to be made to your order, or you would like to cancel your order, please give us a call at (609) 844-0055.

Due to the delicate nature of latex balloons and our performance guarantee, we cannot accept returns or exchanges once a balloon has been ordered and shipped. For any questions, please give us a call at (609) 844-0055.