IHS700H - LP/NG October 08, 2025 15:50 Updated Click the link below to download the Operators Manual. IHS700H GAS manual ver. 1.0.5.pdf 20 MB Download Related articles IHS700P - LP/NG IHS700H - OIL IHS700P LPG OR NATURAL GAS IHS1000 - OIL IHS1500 - LP/NG