Bob Fields Aerocessories was established in 1975 providing inflatable door seals for over 45 years! Inflatable doors seals are made of a highly engineered vulcanized silicone rubber compound that will last for decades. All of our products are FAA-PMA approved and made in the USA. Bob Fields Aerocessories inflatable door seals are the only door seal that adds value to your aircraft. This seal provides a real return on investment when the time comes to sell your aircraft. It truly is an investment that can last a lifetime for your aircraft. For those aircraft that are outside and exposed to the elements, inflatable door seals eliminates water intrusion and creates a weather-tight seal for year round exposure. P35 B36TC A36TC A36 36 V35B V35A S35 N35 M35 K35 J35 H35 35-A33 V35 35-33 G33 35-B33 35-C33 35-C33A E33 E33A E33C F33 F33A F33C