For work vans, trucks and tractor-trailers # Your defroster clears the glass. Wiperthaw aims it at the wipers. A passive dashboard duct designed to direct existing defroster air toward parked windshield wipers. No extra heater, cord or wiring. Request an order quoteSee how Wiperthaw works Uses existing defroster air No separate heating element No added wiring Product animation The cold-start problem ## Clear glass. Frozen wipers. The windshield starts clearing, but the blades can stay frozen at the bottom edge. For drivers, that means another round of lifting, scraping or waiting before the day can begin. Work vans One more step before the first stop of the day, repeated across every van in the lot. Trucks Outdoor parking, large windshields and frozen blades to deal with before the first job. Tractor-trailers Pre-trip already takes long enough. A powered accessory adds one more thing to install and maintain. How it works ## Use the heat the vehicle already makes. Wiperthaw sits over the dashboard defroster outlets and turns part of the airflow toward the wiper park zone. Same defroster. A different direction. Wiperthaw is designed to redirect existing defroster air toward the wiper park zone. Illustrative airflow comparison, not measured performance. Vehicle airflow, fit and results vary. View full-size comparison. 01 · POSITION ### Set it over the defroster outlets The molded duct follows the dashboard and takes in defroster air through an opening in its base. 02 · REDIRECT ### Turn the airflow toward the blades The internal channel carries warm air forward and out toward the lower windshield. 03 · WARM UP ### Run the defroster like normal No second heater, adapter, wiring harness or power source. Passive airflow Redirects heat the cab is already producing. No electrical install Nothing to wire, fuse or charge. Fit reviewed per vehicle Every request is checked against the dashboard and outlet layout. See how it works ## From dashboard air to the wiper park zone. See how Wiperthaw is designed to take in air from the dashboard defroster and direct it toward the parked blades. No separate heater or electrical installation. A closer look at Wiperthaw Animation illustrates placement and airflow; melting shown is not measured performance. Where it belongs ## Built for vehicles that park outside and start early. Whether you run one work truck or a yard full of vans, start with the vehicles you use. Share your makes, models and quantities to request a quote for your application. ### Work vans Service, delivery and utility vans that leave the yard at the same time every day. ### Medium and heavy trucks For commercial trucks facing cold starts in the yard and on the job. ### Tractor-trailers For owner-operators and fleets planning for cold starts and outdoor parking. Start with the right fit. Dashboard shape, outlet position, sight lines and airbag zones vary. Every request starts with the year, make and model. Compared with the usual fixes ## Most winter fixes add a chore or add hardware. ApproachWhat it requiresHow it handles parked wipersWindshield coverPut it on, take it off, store itKeeps ice off the blades if it went on before the weatherScraper / de-icerManual work at every cold startBreaks or loosens ice that is already thereHeated blades / glass gridPowered parts and an electrical installAdds a separate heat sourceWiperthawSet it on a compatible dashboardRedirects defroster air the vehicle is already producing Compare installation and everyday use. Vehicle compatibility and results depend on the application and operating conditions. Vehicle compatibility ## The right fit starts with your dashboard. Share a few details with your quote request so fit can be reviewed for the vehicles you run. Your vehicle Year, make and model List each vehicle type in your fleet. Dashboard layout Defroster outlets Outlet position and dashboard shape determine placement. Placement Keep critical areas clear Driver sight lines, airbag zones and primary windshield defrosting must stay unobstructed. Your order One vehicle or a fleet Include your estimated quantity and any different vehicle models. Requesting a quote ## Start with your vehicles. Tell us what you drive and how many vehicles you want to equip. Your request starts a conversation about fit, availability and pricing. It does not place an order. 01 · VEHICLES ### Tell us what you run Include the year, make and model of each vehicle type. 02 · QUANTITY ### Share your expected quantity Request information for one vehicle or a mixed fleet. 03 · QUOTE ### Discuss your application Confirm compatibility, availability and pricing before making a purchase decision. Commercial orders ## Tell us what you run. Get the conversation started with your vehicle details and estimated quantity. Request fit, availability and pricing information for your work van, truck or fleet. Work vans, trucks and tractor-trailers One vehicle or a whole fleet No payment, no commitment Common questions ## Before you request a quote. Does Wiperthaw need power? No. There is no heating element, cord or electrical connection. It redirects air from the defroster the vehicle already has. Will it fit every vehicle? No. Dashboard shape, outlet placement, sight lines and airbag zones all vary. That is why we ask for the year, make and model up front. How do I request pricing for my vehicles? Use the quote form to share your vehicle year, make, model and estimated quantity. Compatibility, availability and pricing must be confirmed before an order is placed. No payment is required with your request. Can I request a quote for a mixed fleet? Yes. Select Mixed fleet and list each vehicle year, make and model, along with the quantities you have in mind. ## Airflow illustration The From this / To this work-van rendering illustrates air aimed at the middle of the windshield without Wiperthaw and air redirected toward the lower windshield wiper area with Wiperthaw. Thawing patches illustrate intended airflow targets, not measured performance. Vehicle airflow, fit and results vary. [Request an order quote](https://wiperthaw.com/#quote). Submitting the form emails the request to the Wiperthaw team, who reply to the address given.