blast pens

tactical aircraft shelter

A shelter to house fighter-type aircraft and provide protection to the aircraft from attack by conventional weapons or damage from high winds or other elemental hazards. Also called an aircraft shelter, blast pens, and a hardened aircraft shelter.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved
References in periodicals archive ?
New Delhi: Months ahead of the India-Pakistan war broke out in 1971, it was just another day at work for the five young pilots at IAF's 22 squadron in Kalaikunda as they moved around camouflaged nets and concrete blast pens in their black overalls and bikes, preserving themselves for the action.
"The central government has cleared a project for the construction of around 110 hardened shelters also known as blast pens which protect the fighter planes from enemy missile or bomb attacks," government sources told ANI.
Mock radar sites, tanks, marshalling yards, terrorist camps, runway, BMP (infantry fighting vehicles), blast pens and convoys are among few of the targets that pilots will seek to destroy.