Loewen Welding & Mfg. Ltd. P.O.Box 66, 33655 Harris Road , Matsqui , British Columbia V4X 3R2 Canada About Solutions products Companies Loewen Welding & Mfg. Ltd. Products Vacuum Manure Spreaders - Tractor Pull Vacuum Manure Spreaders - Tractor Pull From Vacuum Manure Spreaders 0 Share 10' automatic loading boom. Loads up to 4000 gallons per minute. No messy hoses to hook-up. All heavy-duty construction. 10 year limited Warranty. Produced since 1967. Most popular related searches manure spreader manure boom Customer reviews No reviews were found for Vacuum Manure Spreaders - Tractor Pull. Be the first to review! Add your review Publish your review Great! review successfully added!