Sooting often indicates poor airflow or a degraded burner head

allowing technicians to fine-tune airflow across various tonnage requirements or ductwork resistances

60 inches of water column (WC)

Can a blocked vent cause this switch to trip

this black pneumatic tubing provides exceptional stress crack resistance and UV stability for long-term field performance

Laars Heating Systems R2061400 Rain Shield 326070-701 Sooting often indicates poor airflowThe Laars Heating Systems R2061400 Rain Shield is a critical field service component designed to protect the boiler pump assembly and internal controls from moisture ingress and environmental debris. Specifically engineered for outdoor HVAC installations, this genuine Laars replacement part ensures the electrical components and pump motor housing remain shielded from direct rain runoff and vertical exposure. As a veteran technician knows, maintaining