POWER-TEC BUTANE GAS GLUE GUN – TradeMarque Tools Ltd
MichaelPro MP013006 Butane Powered Glue Gun, Cordless Fast Heating Gas Hot Glue Gun with Self-Regulating Temperature for DIY, Arts & Crafts, Woodworking, Home Repairs & More : Amazon.co.uk: DIY & Tools
GAS-TEC 600, Gas Powered Glue Gun 12mm Industrial Hot Melt 195°C Cordless | eBay