Mounting adapter for HR92 Honeywell Evohome R453HY002 | Bola Systems
Adapter Honeywell ACH28 for HR90 and HR92, Herz and Comap valves (M28x1.5) | Bola Systems
Active Ventilation 8 in. D Grey Aluminum Aura PVC Vent Cap Exhaust Static Roof Vent with Adapter for Sch. 40 or Sch. 80 PVC Pipe AV-8-PVC-WD - The Home Depot