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The Hiller 12E4 Bubble Cover helps reduce damage to the upholstery and avionics caused by excessive heat and can eliminate problems caused by leaking door and window seals. They keep the windshield and window surfaces clean and help prevent vandalism and theft.... read more
The Bubble Cover encloses the entire canopy including the windshield, skylights, and chin bubble Attachment buckles are made of nonmetal Delrin, designed for rugged outdoor use. Both the top and bottom hems of the cover have a special rope-hem feature with which they can be tightened to help prevent abrasive chafing of the windshield. Pockets are sewn into the cover for the temperature probe and pitot tubes. The bubble cover is reinforced with patches at hinge points, door handles, and for the windshield wipers. For ease of installation, the bubble cover is color-coded (red=left, green=right) with color swatches sewn into the corners.... read more
This cover type is made from Silver Acrylic Sunbrella canvas and is 100% lined with a soft and smooth microfiber. Bruce's Custom Covers developed this material combination especially for aircraft protection. The outer material is medium weight and treated for water resistance, UV resistance and anti-static buildup. The inner lining is a very soft and smooth microfiber to prevent scratching. The material is very reflective, and tests show that the cabin interior temperature can be reduced to near-ambient temperature on the hottest of days. It is water, ice and snow repellent, yet breathable to allow moisture to escape from between the cover and the aircraft surface.... read more
Engine Cover details vary by model, but generally these covers are designed to enclose and protect the swash plate, inlet, exhaust and engine access areas. They are designed to tighten up around the main rotor drive shaft and tailboom bottleneck areas, and attach securely with straps either under the belly or to the land gear cross tubes (or both). Delrin buckles are used to tighten the attachment straps. The engine cover is made of Solution-Dyed Polyester or acrylic Sunbrella, and is available in a variety of colors (contact us for details. Specific information for each model is available on request.... read more
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INSULATED ENGINE COVER
The Hiller 12E4 Insulated Engine Cover is made with a thicker, quilted, water-repellent, and breathable material that is insulated on the inside. The Insulated Engine Cover works well in cold climates to help with engine preheating.... read more
Insulated Covers Material - A special composite material of solution-dyed polyester, 3M Thinsulate insulation, and soft nylon interior fabric. Our insulated covers are designed to complement an engine preheater and help retain heat in the engine compartment after shutdown. If you operate your aircraft in cold-weather, these covers will help prevent engine wear and tear.... read more
ROTOR HUB COVER
Rotor Hub Covers overlaps with the Blade Covers to ensure complete protection for the entire main rotor system. Designed like a jacket with sleeves and no collar, the rotor hub cover fastens together below each blade with Delrin buckles. The Rotor Hub Cover is normally made from Solution-Dyed Polyester.... read more
BLADE COVERS (set of 2)
The Hiller 12E4 Blade Covers are sewn of medium weight Solution-Dyed Polyester. Cut "full" to avoid trim tabs, Blade Covers can be installed from the ground with the aid of lightweight rope which is attached to the open end. Covers are cinched tight at the blade root with straps and quick-release plastic buckles. A small opening at the tip of the cover allows for some air circulation and drainage. For operations in extremely cold weather, the Cold Weather Blade Covers are fitted with full length zippers, and with optional "boots" designed to accept a preheater hose.... read more
ALL-YEAR USE MATERIAL - Made with Silver Acrylic Sunbrella canvas, the all-year use material is the best option for sun protection and cover longevity. This heavier more durable material is intended for all weather conditions, such as rain and snow or lots of sun.... read more
WINTER USE MATERIAL - Made with Solution-Dyed Polyester fabric, this option is intended for seasonal use to aid in deicing, rain mitigation, or for occasional travel. The material is lighter and more compact, but more susceptible to UV damage and may have a shorter useful life if used continuously outside than the all-year use material.... read more
BLADE COVERS (COLD WEATHER TYPE) (set of 2)
BLADE TIE-DOWNS (fabric type) (set of 2)
Blade Tie-Downs are "socks" which fit over the blade tip with or without Blade Covers installed. Front blade tie-downs have two lengths of rope or strap which attaches to the front cross tubes on either side of the cabin. The other tie-downs have generous lengths of rope or strap to tie the blades down at any convenient spot.... read more
TAIL ROTOR COVER
The Hiller 12E4 Tail Rotor Cover is a one-piece design which encloses both the blades and their hub, snapping closed along the bottom edge. The tail rotor cover is normally made from Solution-Dyed Polyester.... read more
TRAVEL COVER, Light Weight Travel Bubble Cover
The Hiller 12E4 Lightweight Travel Bubble Cover is the same design as our standard bubble cover, but the material used is very lightwieight and will fold up and store in a smaller space.... read more
Travel Covers are made with Silver Solution-Dyed Polyester fabric and fully lined over the entire cover. The material is lightweight and more compact for easy stowage in the aircraft. The polyester material is water resistant, but only intended for occasional use outside. We also have an ultra lightweight material available for fitted hangar dust covers. For daily outdoor use, the non-travel Sunbrella Cover is the best choice.... read more
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general aviation > helicopters | gyrocopters