4021-422 IPI Pilot Assembly Replacement for Heatilator, Heat-N-Glo & Quadra-Fire Natural Gas Fireplaces Parts, Pilot Assembly for Heatilator ND3933I, ND4236I, Heat N Glo SL-550TRS

DIRECT REPLACEMENT FOR 4021-422 & 4021-025 OEM-compatible IPI pilot assembly designed for Heatilator, Heat-N-Glo, and Quadra-Fire natural gas fireplaces. Replaces part numbers 4021-025, HHT #4021-422, SRV4021-422. For NG use only not compatible with DSI, HSI, or standing pilot systems. | COMPLETE IPI PILOT ASSEMBLY KIT Includes 24-inch pilot tube and wiring, pre-assembled mounting bracket, and all necessary components for seamless integration beside the burner. No modifications or drilling required. | HEAT-N-GLO & HEATILATOR MODEL COMPATIBILITY Fits Heat-N-Glo: 6000BE-IPI, 6000TR-OAK-IPI, SL-550TRS-IPI-D, 8000 series IPI models, SOULSTICE. Heatilator: NB/ND series (ND4236I, ND3630I, ND3933I), BCBV36I, GCDC60i/Li, GCDC80i/Li. | QUADRA-FIRE & ADDITIONAL BRAND SUPPORT Compatible with Quadra-Fire QV36A-FB (Expression) models and other HHT-based IPI fireplace systems. All models verified against OEM specifications. | DURABLE CONSTRUCTION & EASY INSTALLATION Features high-temperature brass fittings and flexible copper tubing. Precision-engineered bracket ensures secure placement. Designed for tool-free installation simply disconnect old assembly and install the Hicello replacement.