Used Wood Gas System for sale (43,359)

Condition: ready for operation (used), functionality: fully functional, working width 1300mm rotor with 4 brushes edge brush Crjdpey N Rd Sjfx Akqjf additional outfeed brush variable regulated feeder variable regulated rotor speed variable regulated brushes speed electric regulation of rotor connection 380v

Year of construction: 1988, condition: ready for operation (used), I sell the flader orbital brushing machine. Model Quickwood Fladder Working width 1060mm Mechanically adjustable rotation and feeding speed. Suitable for rustical brushing and patina surface. Profiles possible. Cjdpfx Akof Rth Tjqsrf Made in Denmark Hansen - Hundebol AS

Condition: ready for operation (used), Year of construction: 2004, I sell the 3-side brushing machine Quickwood CD2-1300, Year 2004. 2 pcs. Surface brushes from top 2 pcs. Side brushes Working width 1300mm Vacuum underpressure table with ventilator. Adjustable rotation and feeding speed. Suitable for rustical brushing and patina surface. Profiles possible. Made in Italy With full Documentation. Credpfxjvylmqo Akqof Available immediately.

Condition: excellent (used), axle configuration: 3 axles, first registration: 08/2026, loading space length: 13,700 mm, loading space width: 2,500 mm, loading space height: 2,780 mm, total length: 13,900 mm, total width: 2,550 mm, total height: 4,000 mm, suspension: air, tire size: 385/55R22,5, wheelbase: 8,790 mm, color: other, Year of construction: 2026, Equipment: ABS, tail-lift, = Additional Options and Accessories = - EBS - Tail lift = Notes = Number of axles: 3, Payload: 30950 kg, Tare weight: 8050 kg, Gross weight: 39000 kg, Type of chassis: Full chassis, Chassis material: Steel, Kingpin size: 2 inch, Suspension type: Full air, ABS, EBS, Body construction year: 2026, Axle type: SAF, Tail lift, Tail lift design: under-folding tail lift, Tail lift load capacity: 2000 kg, Tail lift manufacturer: Dhollandia, Tail lift material: Steel and aluminum, Tail lift size: 240x170, Battery for ramp, TAILLIFT 2,000 KG 3x 9 TON SAF AXLES DISC BRAKES = Additional Information = General Information Cab: Day cab Registration number: OX-74-GS Powertrain Fuel type: Diesel Transmission Gearbox: Manual gearbox Axle Configuration Tire size: 385/55R22.5 Brakes: Disc brakes Suspension: Air suspension Axle 1: Lift axle; Tire tread depth left: 14 mm; Tire tread depth right: 14 mm Axle 2: Tire tread depth left: 14 mm; Tire tread depth right: 14 mm Axle 3: Lift axle; Tire tread depth left: 14 mm; Tire tread depth right: 14 mm Weights Tare weight: 8,050 kg Payload: 30,950 kg GVW: 39,000 kg Functional Tail lift: Dhollandia, under-run, 2000 kg Environmental Emission class: Euro 0 Condition Technical condition: very good Optical condition: very good Damage: none = Company Information = Kleyn Trucks is one of the world's largest independent used vehicle dealerships. Here, you can choose from a constantly changing stock of 1200 used trucks, tractor units, and trailers. Our range includes all European brands from various production years and price ranges. Why buy from Kleyn Trucks? Simple! • Large, rapidly changing stock Crjdpfx Aszk Un Uokqof • Recognizable quality • Good price • Correct business practices • We speak many languages • We understand our customers • Assistance with import and transport • (Export) registration is quickly arranged • Expert technical services • The security of "recognizable quality" • And more.... Please visit our website for special offers and a complete inventory: Leasing through Kleyn Trucks is possible in most European countries! Quickly calculate your leasing rate and send an inquiry via our website. Ask directly about our European warranty package.

Condition: good (used), axle configuration: 3 axles, permissible axle load (axle 1): 9,000 kg, permissible axle load (axle 2): 9,000 kg, permissible axle load (axle 3): 9,000 kg, first registration: 06/2008, loading space length: 13,860 mm, loading space width: 2,550 mm, loading space height: 4,000 mm, loading space volume: 91 m³, total length: 13,860 mm, total width: 2,550 mm, total height: 4,000 mm, suspension: air, tire size: 385/65-R22.5, wheelbase: 9,010 mm, Year of construction: 2008, Equipment: ABS, = Additional Options and Accessories = - BPW axles - EBS - Rear doors - Air suspension - Disc brakes - Sliding roof = Notes = 2008 SYSTEM TRAILER curtainsider semi-trailer with ABS/EBS, BPW Eco-Plus axles with disc brakes, hardwood floor, 3 supports per side with curtain retainers, sliding roof, rear doors, tires 385/65-R22.5 (tread depth left: 5/7/7 mm; tread depth right: 9/5/8 mm), unladen weight: 6,735 kg, permissible total weight: 39,000 kg, Dutch registration with valid main inspection (APK) until: 10/23/2026 = Additional Information = Axle configuration Cedpfx Akjzfp Apjqerf Tire size: 385/65-R22.5 Axle brand: BPW Eco-Plus Brakes: Disc brakes Suspension: Air suspension Rear axle 1: Max. axle load: 9,000 kg; tire tread depth left: 30%; tire tread depth right: 55% Rear axle 2: Max. axle load: 9,000 kg; tire tread depth left: 45%; tire tread depth right: 30% Rear axle 3: Max. axle load: 9,000 kg; tire tread depth left: 45%; tire tread depth right: 50% Weights Unladen weight: 6,735 kg Payload: 32,265 kg GVW: 39,000 kg Functional Body brand: SYSTEM TRAILER PRS 27 Maintenance, History and Condition APK (Technical Main Inspection): valid until 10/2026 Technical condition: very good Optical condition: average Identification License plate: OL-97-SK Additional Information Please contact Arne Honingh for further information.

Condition: good (used), axle configuration: 3 axles, permissible axle load (axle 1): 9,000 kg, permissible axle load (axle 2): 9,000 kg, permissible axle load (axle 3): 9,000 kg, first registration: 06/2008, loading space length: 13,860 mm, loading space width: 2,550 mm, loading space height: 4,000 mm, loading space volume: 91 m³, total length: 13,860 mm, total width: 2,550 mm, total height: 4,000 mm, suspension: air, tire size: 385/65-R22.5, wheelbase: 8,970 mm, Year of construction: 2008, Equipment: ABS, = Additional Options and Accessories = - BPW axles - EBS - Rear doors - Air suspension - Disc brakes - Sliding roof = Notes = 2008 SYSTEM TRAILER curtain-sided semi-trailer with ABS/EBS, BPW Eco-Plus axles with disc brakes, hardwood floor, 3 supports per side with curtain holders, sliding roof, rear doors, tires 385/65-R22.5 (tread depth left: 4/8/9 mm; tread depth right: 8/7/7 mm), unladen weight: 6,700 kg, permissible total weight: 39,000 kg, Dutch registration with valid technical inspection (APK) until: 04.10.2026 Csdozc Nqvopfx Akqjrf = Additional Information = Axle configuration Tire size: 385/65-R22.5 Axle brand: BPW Eco-Plus Brakes: Disc brakes Suspension: Air suspension Rear axle 1: Max. axle load: 9,000 kg; Tire tread depth left: 25%; Tire tread depth right: 50% Rear axle 2: Max. axle load: 9,000 kg; Tire tread depth left: 50%; Tire tread depth right: 45% Rear axle 3: Max. axle load: 9,000 kg; Tire tread depth left: 55%; Tire tread depth right: 45% Weights Unladen weight: 6,700 kg Payload: 32,300 kg GVW: 39,000 kg Functional Body brand: SYSTEM TRAILER PRS 27 Maintenance, history and condition APK (Technical Inspection): valid until 10.2026 Technical condition: very good Optical condition: average Identification License plate: OK-93-NF Further information Please contact Arne Honingh for more information.

Condition: used, Year of construction: 2025, functionality: fully functional, Short description in English Credpfx Aszimwfjkqsf PEGAS pallet clamping system 2,500 × 4,000 mm for CNC milling centers Used, fully functional pallet clamping system for CNC milling centers. The system includes one base plate with pneumatic clamping units and two interchangeable pallets. While one pallet is inside the machine during machining, the second pallet can be prepared outside the machine with the next workpiece. This significantly reduces setup time and machine downtime. The system was developed and used in our own machining department for the production of PEGAS band saws. It was previously installed on an older CNC machining center, which was scrapped last year. The pallet system itself is fully functional and ready for further use. Main data: Pallet size: 2,500 × 4,000 mm Clamping area: 10 m² 1 base plate 2 interchangeable pallets Pneumatic clamping Zero-point / indexing clamping principle Clamping grid: 100 × 100 mm Condition: used, fully functional The price of a new system of this size is approximately 160,000 EUR. Our price for this used system: 10,600 EUR net + VAT Inspection possible by appointment. Location: Slavkov u Brna, Czech Republic. If the specified pallet size does not meet your requirements, please send us an inquiry. We will prepare a quotation according to your specifications.

Condition: good (used), 3:1 Wire punching and locking system Stamping tool 3:1, round hole 4 mm Working width up to 420 mm Max. stamping capacity per the manufacturer: 30 sheets/80 g/m² foot switch Crsdpfx Aozd Hkzekqof operation manual A small palette with 3:1 wire-binding elements is included in the delivery.

Condition: used, pneumatischer Linearantrieb nutzlänge 625 mm Credpfjhkr Dtox Akqsf

Condition: new, Year of construction: 2026, functionality: fully functional, LP-UP 3000 – Intelligent Automation System for Drilling and Double-Sided Edge Banding Machines The LP-UP 3000 is a high-speed intelligent automation system designed to automate panel loading, unloading, and material handling for drilling machines and double-sided edge banding lines. Cedjzp N Uaopfx Akqjrf Its flexible design allows it to be integrated with machines from virtually any manufacturer, making it suitable for both new production lines and existing machinery. The system automatically transfers and positions panels, reducing manual handling, operator requirements, and production waiting times. With a processing capacity of up to 20 panels per minute, the LP-UP 3000 provides a continuous and highly efficient production flow. It is an ideal solution for furniture and panel-processing manufacturers looking to increase productivity, reduce labor dependency, and automate their production lines. Main Features: * Compatible with drilling and double-sided edge banding machines * Can be integrated with virtually all machine brands * Automatic panel loading, unloading, and transfer * Intelligent and flexible production control * Reduces manual handling and operator requirements * Suitable for integration into existing production lines * Increases production speed, consistency, and overall efficiency

Condition: used, functionality: fully functional, Year of construction: 2015, Palletizer and pallet wrapper Cjdpjtw Szaefx Akqsrf Capacity 100 kg / h Used, no warranty This machine is located in Tata, Hungary. What is Pellet? Pellets are a natural biofuel made from made from agricultural and forestry wastes, such as dried sawdust, compressed into small cylinders with a diameter of a few millimetres. It possible to obtain a compact product with no additives and chemicals. Benefits of pellets? Among the most important advantages: environmental sustainability (reduction of deforestation and GHG emissions); cheap to produce and affordable to buy. And, due to the pressing process, the calorific value of pellets is approximately double that of wood for the same volume.

Condition: not inspected (used), A used Videojet Laser marking System - untested but removed from a Pharma production facility and was in operation - includes a Bofa AD Oracle Laser Fume extractor Cedpfjznt Hwox Akqorf Ready to Ship Worldwide Export Documentation included

Condition: excellent (used), Conveyor belt, belt conveyor, transport belt, belt conveyor, belt conveyor, flat belt conveyor -Manufacturer: Soco, conveyor belt with roller track and pneumatic equipment -Speed: 22 m/min Codpfxszrvgns Akqjrf -Belt width: 380 mm -Conveyor length: 740 mm -Drive: 0.12 kW, see photo of nameplate -Roller width: 365 mm -Roller diameter: 48 mm -Roller spacing: 60 mm -Individual components: see photos -Dimensions: 1715/640/H930 mm -Weight: 92 kg

Condition: used, Accordion flexible conveyorBrand: Soco SystemWidth: 40 cmMinimum length: 155 cmMaximum possible length: 540 cmHeight: adjustable legs (70 cm in the photo) Csdpfxjztf I Rj Akqerf

Condition: used, axle configuration: 2 axles, first registration: 04/2016, suspension: air, tire size: 385/65 R22.5, color: other, Year of construction: 2016, Equipment: tail-lift, Axle configuration Credpfxszrnyys Akqjf Tire size: 385/65 R22.5 Axle brand: BPW Brakes: Disc brakes Rear axle 1: Lift axle; tire tread depth left: 2 mm; tire tread depth right: 8 mm; suspension: air suspension Rear axle 2: tire tread depth left: 6 mm; tire tread depth right: 2 mm Weights Unladen weight: 9,350 kg Payload: 23,650 kg GVW: 33,000 kg Functional Tail lift: Dhollandia DHLM.30, 3000 kg Condition Damage: none

Condition: used, axle configuration: 3 axles, first registration: 04/2012, suspension: air, tire size: 385/65 R22.5, color: other, Year of construction: 2012, Axle configuration Tire size: 385/65 R22.5 Axle brand: SAF Brakes: Disc brakes Suspension: Air suspension Rear axle 1: Tire tread depth left: 4 mm; Tire tread depth right: 12 mm Rear axle 2: Tire tread depth left: 12 mm; Tire tread depth right: 12 mm Rear axle 3: Tire tread depth left: 10 mm; Tire tread depth right: 9 mm Weights Unladen weight: 6,595 kg Payload: 32,405 kg GVW: 39,000 kg Condition Codpfxjzra Tlo Akqjrf Damage: None

Condition: used, axle configuration: 2 axles, first registration: 02/2008, loading space length: 13,580 mm, loading space width: 2,490 mm, loading space height: 2,480 mm, total length: 14,100 mm, total width: 2,600 mm, total height: 4,000 mm, suspension: air, tire size: 385/55R22,5, wheelbase: 9,010 mm, color: other, Year of construction: 2008, Equipment: ABS, tail-lift, = Additional Options and Accessories = - EBS - Tail lift Crjdpjzni I Refx Akqjf = Remarks = Number of axles: 3, Payload: 31991 kg, Tare weight: 7009 kg, Gross vehicle weight: 39000 kg, Chassis type: Complete chassis, Chassis material: Steel, Kingpin size: 2 inch, Suspension type: Full air suspension, ABS, EBS, Body construction year: 2008, Side wall material: Insulated, Refrigeration unit manufacturer: Carrier, Refrigeration unit model: Vector 1850, Refrigeration unit: Diesel/electric, Unit hours / electric: 2624, Unit hours / Diesel: 13444, Wall thickness: 40 mm, Type of cooling: Cooling, Axle type: BPW, Tail lift = Further Information = General information Cab: Day cab License plate: OK-27-FG Drivetrain Fuel type: Diesel Transmission Transmission: Manual gearbox Axle configuration Tire size: 385/55R22,5 Brakes: Disc brakes Suspension: Air suspension Axle 1: Steerable; Tire tread depth left: 4 mm; Tire tread depth right: 4 mm Axle 2: Steerable; Tire tread depth left: 7 mm; Tire tread depth right: 9 mm Weights Unladen weight: 7,009 kg Payload: 31,991 kg GVW: 39,000 kg Functional Refrigeration unit: Diesel and electric (13444 operating hours diesel; 2624 electric) Wall thickness: 40 mm Environmental Emissions class: Euro 0 Condition Overall condition: average Technical condition: average Optical condition: average Damage: none = Company Information = Kleyn Trucks is one of the world's largest independent dealers in used vehicles. Here you can choose from a constantly changing stock of 1200 used trucks, tractor units, and trailers. Our range includes all European brands from various years of manufacture and price ranges. Why buy from Kleyn Trucks? Simple! • Large, rapidly changing stock • Recognizable quality • A good price • Honest business practices • We speak many languages • We understand our customers • Assistance with import and transport • (Export) registration is quickly arranged • Expert technical services • The security of "recognizable quality" • And more... Please visit our website for special offers and a complete inventory: Leasing through Kleyn Trucks is possible in most European countries! Quickly calculate your leasing rate and submit an inquiry via our website. Ask directly about our European warranty package.

Condition: ready for operation (used), Year of construction: 2018, functionality: fully functional, type of input current: three-phase, cutting length (max.): 3,600 mm, cutting width (max.): 400 mm, year of last overhaul: 2024, For sale is a complete stationary sawmill including a dust extraction system and a log infeed system! The new price for the sawing line alone was over €285,000! TECHNICAL DETAILS Cutting length (max.): 3,600 mm Cutting width (max.): 400 mm MACHINE DETAILS Type of input current: Three-phase Year of last overhaul: 2024 EQUIPMENT Log deck LD1-20LH-3SLP-002 Incline chain conveyor 517100-slp2-002 Log turner 517180-SLP2-002 Wood Mizer set works control unit with chair and joystick controls TBS01 setworks First set of vertical saws TVSSC/002/2018 Outfeed conveyor TVSEH15S-SC3.6-SD-SLP2-002 Waste chain conveyor for slab wood removal CC4-3.6H-SLP2-002 Roller conveyor CR8.3.6H-SLP2-002 Roller conveyor with centralising bed CR8-3.6H-SLP2-002 Roller conveyor with air ram stabilising arms TVSEH15S-FT3.6 Second set of vertical saws TVSEH15S-FT3.6-SLP2-002 Crsdpfszki Txjx Akqsf Flat chain conveyor with stabilising arms TVSEH15S-FT3.6-SLP2-002 Waste chain conveyor for slab wood removal CC4-3.6H-SLP2-002 Horizontal saw HR700EH15S-1-SLP2-002 Roller conveyor with cross transfer chains CR6.5.4H-P-SLP2-002 Transfer chain conveyer x 8 CC2-2.7H-4-P-SLP-002 Cross cut saw 00/19079 1.65-3.6 Dust extraction system with bag filter and blower unit into trailer.

Condition: ready for operation (used), Year of construction: 2023, functionality: fully functional, machine/vehicle number: 100, input voltage: 400 V, track width: 660 mm, type of input current: three-phase, power: 0.4 kW (0.54 HP), input frequency: 50 Hz, electrical fuse: 16 A, Product distributor with 8 outlets and cutting system for kebab strips For sale: complete stand-alone product distributor/splitter with 8 outlets, designed for the even distribution, extrusion, and cutting of kebab strips or similar meat products. The unit is sold as a stand-alone machine, complete with a support frame, pneumatic cutting system, and product conveyor belt. A vacuum filler or other dosing machine is not included. Technical specifications: Product distributor with 8 outlets Splitter model: 160/76/8/DN32 Separate eccentric impeller pump system per outlet Rotors interconnected via a central drive shaft Main housing and impellers made of stainless steel Csdpfx Akszqc U Noqerf Rotors and rings made of wear-resistant technical polymer Standard product connection: DN65, length approximately 500 mm Outlets equipped with DN32 swivel couplings Outlets at an angle of approximately 30° Shape and dimensions of the extrusion outlets depend on the existing design Includes tools for disassembling the rotors Mobile stainless steel frame Stainless steel C-frame Suitable for positioning above a conveyor belt or packaging machine Mobile on wheels Height adjustable by approximately ±30 mm Robust and hygienic design for use in the food industry Pneumatic cutting system Cutting system for all 8 outlets Pneumatically driven cutting mechanism Mounted on the front of the outlet manifold Stainless steel cutting blade Equipped with a safety guard Includes a safety microswitch Cutting cycle can be synchronized with an external vacuum filler or dosing machine Product conveyor belt Stainless steel construction Variable belt speed Length: approximately 1,000 mm Working height: approximately 900 mm ±50 mm Width adjusted to the 8 product outlets Includes an electrical and pneumatic switch cabinet Equipped with a safety guard and safety switches Suitable for: Kebab strips Meat strips Ground meat and meat products Production across 8 uniform lanes Automatic loading onto a conveyor belt or packaging line

Condition: used, Description: EOS plastic laser sintering system EOSINT P 730 with upgrades Complete with extensive accessories Crjdpfx Aeyghgdjkqsf

Condition: ready for operation (used), functionality: fully functional, A good used barcode verification system featuring twin belt drive with speed control - system was used for automatic labelling of the underside of boxes/cartons on a production line (label applicator was removed and sold) - barcode scanner is integrated to detect the presence of the label (which contained a barcode) and if no label detected the system alarms and stops - barcode scanning can be disabled if not required - setup currently for EAN 13 Barcodes and has Teach facility built in for new barcode or changeover Conveyor could also be used for Ink Jet Printing of underside of packs Could be refitted with your own label applicator also - mounting boss still in place for original Pago Applicator Single phase 240Volt AC supply Crsdjwufb Aopfx Akqjf Ready to ship worldwide

Condition: used, axle configuration: 3 axles, first registration: 07/2013, loading space length: 10,250 mm, loading space width: 2,450 mm, total length: 11,700 mm, total height: 1,600 mm, color: other, Year of construction: 2013, = Additional options and accessories = - Steering Axle = More information = Axle configuration Rear axle 1: Lift axle Rear axle 2: Steering Weights Empty weight: 8.000 kg Carrying capacity: 34.000 kg GVW: 42.000 kg Functional Codpfxjyzt Sio Akqjrf Height of cargo floor: 160 cm Condition General condition: average Technical condition: average Visual appearance: average Identification Registration number: QAQU503 = Dealer information = Do you have any questions or suggestions? Please feel free to contact us. We guarantee a response within 8 hours. Prices do not include VAT. No rights may be derived from the information provided. Office phone number: Mobile: Dutch - English - German - French - Spanish - Italian) Available via WhatsApp and Viber. Mobile: Available via WhatsApp and Viber. When paying by bank transfer, the funds must be transferred to our bank account listed below. Always verify the payment details on our website. Please contact us if you have received different information. If in doubt, please call us so we can verify the invoice and/or payment. Bank details: Bank name: ING Bank address: Bijlmerdreef 106 1102 CT Amsterdam IBAN number: NL97INGB0117176699 EORI/VAT/TAX: NL810574901B(01) BIC/SWIFT: INGBNL2A

Year of construction: 2018, condition: used, This listing is for the Hamilton Microlab STARlet M The unit is in full working condition and ready for immediate use. Software is included A precision liquid handling system designed for automated pipetting and sample preparation. Known for accuracy and repeatability, it supports efficient lab workflows in research and analytical environments. Compact and user-friendly design. Transparency Report and Technical Audit: • Source Pedigree: Biotech / Research Facility • Condition: Direct-from-Bench (Decontaminated/Original) • Power-On Test: Verified; Digital display active, lighting operational, and fan system engaged. • Integrity: 100% Original Parts (Non-Refurbished) Software and Media Disclosure: As a Direct-from-Lab asset, any original software media or accessories found with the unit are included as a courtesy. Crsdsy Ex Uqopfx Akqof Licensing Notice: We do not provide, transfer, or guarantee software licenses or keys. The buyer is responsible for all software licensing, registration, and workstation compatibility via the manufacturer. Notice for Procurement: This unit is sold As-Is. While we verify the power-on status and physical integrity, we do not perform analytical validation, fluidic testing, or operational calibration. Ideal for labs with in-house technical expertise or existing service agreements. Sustainability Impact: By choosing Direct Reuse, your facility avoids the carbon footprint of new manufacturing and prevents specialized materials from entering waste streams. Direct-to-Lab reuse is the most carbon-efficient way to equip a modern laboratory.

Condition: good (used), 1 x Weighing and Bagging System Comprising of: - VFFS Bagger, 10 head multihead weigher, bucket elevator, outfeed conveyor, ICE printer, gantry rails on 3 sides. Codpfszgc H Dsx Akqorf Cyclone 200B spec; Max speed 80 bags per min Bag width 60-200mm Beg length 50-280mm Power supply 3 phase .375kw Comes with Ice printer *Please note that this machine does not come with steps - only the gantry rails on 3 sides* *UKFM can quote for dismantle of the system and delivery to mainland UK*

Year of construction: 2008, condition: repair required (used), functionality: limited functionality, machine/vehicle number: 346100, Machine SAR-1000-B-015 including accessories: ULT ASD 300 Ex extraction unit. The operating manual can be provided as a PDF. The machine is currently in the condition shown in the pictures. It can be placed on pallets for collection if required. The machine has been inspected by Schunk, who determined that the following spare parts are needed: - Z-axis - Bearings for Y1 and Y2 axes Cedpfx Aoxwvruskqorf - Replacement of power cable, Hall sensor cable, and pneumatic hoses - X-axis brake - Extraction nozzle and extraction hose - Shuttle sensor (B4.3/E) - Tool holders (5 pieces) - Replacement of UPS - Hold-down brush - Bulb for signal lamp - Hold-down sealing ring, pneumatic cylinder, guide shaft and plain bearing bush, spindle retaining plate - External exhaust hose ULT - Table lift cylinder (?) According to Schunk, material requirements are approx. €16,000. As we are selling the machine as defective/in need of repair and have listed all known deficiencies, the item is sold under exclusion of any warranty or liability for material defects.